Home / 62,087.42-85,697.12-38,234.09

Finding the Fourth Proportional to 62,087.42, 85,697.12 and 38,234.09

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Solution

The fourth proportional to 62,087.42, 85,697.12 and 38,234.09 is: 52,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,087.42 : 85,697.12 = 38,234.09 : x
  2. Step 2: Convert to fraction form
    62,087.42/85,697.12 = 38,234.09/x
  3. Step 3: Cross multiply
    62,087.42x = 85,697.12 × 38,234.09
  4. Step 4: Simplify right side
    62,087.42x = 3,276,550,779.16
  5. Step 5: Solve for x
    x = 3,276,550,779.16/62,087.42
  6. Step 6: Final answer
    x = 52,773.19

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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.