Home / 62,764.19-86,589.53-40,097.30

Finding the Fourth Proportional to 62,764.19, 86,589.53 and 40,097.30

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Solution

The fourth proportional to 62,764.19, 86,589.53 and 40,097.30 is: 55,318.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,764.19 : 86,589.53 = 40,097.30 : x
  2. Step 2: Convert to fraction form
    62,764.19/86,589.53 = 40,097.30/x
  3. Step 3: Cross multiply
    62,764.19x = 86,589.53 × 40,097.30
  4. Step 4: Simplify right side
    62,764.19x = 3,472,005,878.20
  5. Step 5: Solve for x
    x = 3,472,005,878.20/62,764.19
  6. Step 6: Final answer
    x = 55,318.26

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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.