Home / 59,717.20-82,341.36-38,178.16

Finding the Fourth Proportional to 59,717.20, 82,341.36 and 38,178.16

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Solution

The fourth proportional to 59,717.20, 82,341.36 and 38,178.16 is: 52,642.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,717.20 : 82,341.36 = 38,178.16 : x
  2. Step 2: Convert to fraction form
    59,717.20/82,341.36 = 38,178.16/x
  3. Step 3: Cross multiply
    59,717.20x = 82,341.36 × 38,178.16
  4. Step 4: Simplify right side
    59,717.20x = 3,143,641,616.70
  5. Step 5: Solve for x
    x = 3,143,641,616.70/59,717.20
  6. Step 6: Final answer
    x = 52,642.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.