Home / 60,755.04-83,876.40-39,523.68

Finding the Fourth Proportional to 60,755.04, 83,876.40 and 39,523.68

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Solution

The fourth proportional to 60,755.04, 83,876.40 and 39,523.68 is: 54,565.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,755.04 : 83,876.40 = 39,523.68 : x
  2. Step 2: Convert to fraction form
    60,755.04/83,876.40 = 39,523.68/x
  3. Step 3: Cross multiply
    60,755.04x = 83,876.40 × 39,523.68
  4. Step 4: Simplify right side
    60,755.04x = 3,315,103,993.15
  5. Step 5: Solve for x
    x = 3,315,103,993.15/60,755.04
  6. Step 6: Final answer
    x = 54,565.09

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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.