Home / 86,338.43-119,145.23-48,097.92

Finding the Fourth Proportional to 86,338.43, 119,145.23 and 48,097.92

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Solution

The fourth proportional to 86,338.43, 119,145.23 and 48,097.92 is: 66,374.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,338.43 : 119,145.23 = 48,097.92 : x
  2. Step 2: Convert to fraction form
    86,338.43/119,145.23 = 48,097.92/x
  3. Step 3: Cross multiply
    86,338.43x = 119,145.23 × 48,097.92
  4. Step 4: Simplify right side
    86,338.43x = 5,730,638,127.59
  5. Step 5: Solve for x
    x = 5,730,638,127.59/86,338.43
  6. Step 6: Final answer
    x = 66,374.13

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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.