Home / 79,882.24-119,848.96-38,332.16

Finding the Fourth Proportional to 79,882.24, 119,848.96 and 38,332.16

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Solution

The fourth proportional to 79,882.24, 119,848.96 and 38,332.16 is: 57,510.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,882.24 : 119,848.96 = 38,332.16 : x
  2. Step 2: Convert to fraction form
    79,882.24/119,848.96 = 38,332.16/x
  3. Step 3: Cross multiply
    79,882.24x = 119,848.96 × 38,332.16
  4. Step 4: Simplify right side
    79,882.24x = 4,594,069,510.55
  5. Step 5: Solve for x
    x = 4,594,069,510.55/79,882.24
  6. Step 6: Final answer
    x = 57,510.52

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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.