Home / 48,129.12-72,201.90-14,848.56

Finding the Fourth Proportional to 48,129.12, 72,201.90 and 14,848.56

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Solution

The fourth proportional to 48,129.12, 72,201.90 and 14,848.56 is: 22,275.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.12 : 72,201.90 = 14,848.56 : x
  2. Step 2: Convert to fraction form
    48,129.12/72,201.90 = 14,848.56/x
  3. Step 3: Cross multiply
    48,129.12x = 72,201.90 × 14,848.56
  4. Step 4: Simplify right side
    48,129.12x = 1,072,094,244.26
  5. Step 5: Solve for x
    x = 1,072,094,244.26/48,129.12
  6. Step 6: Final answer
    x = 22,275.38

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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.