Home / 48,407.40-72,620.28-16,816.23

Finding the Fourth Proportional to 48,407.40, 72,620.28 and 16,816.23

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Solution

The fourth proportional to 48,407.40, 72,620.28 and 16,816.23 is: 25,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,407.40 : 72,620.28 = 16,816.23 : x
  2. Step 2: Convert to fraction form
    48,407.40/72,620.28 = 16,816.23/x
  3. Step 3: Cross multiply
    48,407.40x = 72,620.28 × 16,816.23
  4. Step 4: Simplify right side
    48,407.40x = 1,221,199,331.14
  5. Step 5: Solve for x
    x = 1,221,199,331.14/48,407.40
  6. Step 6: Final answer
    x = 25,227.53

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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.