Home / 48,152.34-72,259.39-25,981.12

Finding the Fourth Proportional to 48,152.34, 72,259.39 and 25,981.12

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Solution

The fourth proportional to 48,152.34, 72,259.39 and 25,981.12 is: 38,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,152.34 : 72,259.39 = 25,981.12 : x
  2. Step 2: Convert to fraction form
    48,152.34/72,259.39 = 25,981.12/x
  3. Step 3: Cross multiply
    48,152.34x = 72,259.39 × 25,981.12
  4. Step 4: Simplify right side
    48,152.34x = 1,877,380,005.52
  5. Step 5: Solve for x
    x = 1,877,380,005.52/48,152.34
  6. Step 6: Final answer
    x = 38,988.34

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.