Home / 86,350.68-129,561.87-41,349.36

Finding the Fourth Proportional to 86,350.68, 129,561.87 and 41,349.36

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Solution

The fourth proportional to 86,350.68, 129,561.87 and 41,349.36 is: 62,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,350.68 : 129,561.87 = 41,349.36 : x
  2. Step 2: Convert to fraction form
    86,350.68/129,561.87 = 41,349.36/x
  3. Step 3: Cross multiply
    86,350.68x = 129,561.87 × 41,349.36
  4. Step 4: Simplify right side
    86,350.68x = 5,357,300,404.90
  5. Step 5: Solve for x
    x = 5,357,300,404.90/86,350.68
  6. Step 6: Final answer
    x = 62,041.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.