Home / 60,579.12-83,607.48-38,287.92

Finding the Fourth Proportional to 60,579.12, 83,607.48 and 38,287.92

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Solution

The fourth proportional to 60,579.12, 83,607.48 and 38,287.92 is: 52,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,579.12 : 83,607.48 = 38,287.92 : x
  2. Step 2: Convert to fraction form
    60,579.12/83,607.48 = 38,287.92/x
  3. Step 3: Cross multiply
    60,579.12x = 83,607.48 × 38,287.92
  4. Step 4: Simplify right side
    60,579.12x = 3,201,156,505.64
  5. Step 5: Solve for x
    x = 3,201,156,505.64/60,579.12
  6. Step 6: Final answer
    x = 52,842.57

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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.