Home / 39,363.29-59,079.06-20,656.54

Finding the Fourth Proportional to 39,363.29, 59,079.06 and 20,656.54

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Solution

The fourth proportional to 39,363.29, 59,079.06 and 20,656.54 is: 31,002.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,363.29 : 59,079.06 = 20,656.54 : x
  2. Step 2: Convert to fraction form
    39,363.29/59,079.06 = 20,656.54/x
  3. Step 3: Cross multiply
    39,363.29x = 59,079.06 × 20,656.54
  4. Step 4: Simplify right side
    39,363.29x = 1,220,369,036.29
  5. Step 5: Solve for x
    x = 1,220,369,036.29/39,363.29
  6. Step 6: Final answer
    x = 31,002.72

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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.