Home / 62,400.11-86,102.19-35,543.14

Finding the Fourth Proportional to 62,400.11, 86,102.19 and 35,543.14

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Solution

The fourth proportional to 62,400.11, 86,102.19 and 35,543.14 is: 49,043.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,400.11 : 86,102.19 = 35,543.14 : x
  2. Step 2: Convert to fraction form
    62,400.11/86,102.19 = 35,543.14/x
  3. Step 3: Cross multiply
    62,400.11x = 86,102.19 × 35,543.14
  4. Step 4: Simplify right side
    62,400.11x = 3,060,341,978.22
  5. Step 5: Solve for x
    x = 3,060,341,978.22/62,400.11
  6. Step 6: Final answer
    x = 49,043.86

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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.