Home / 118,018.14-176,874.12-47,859.18

Finding the Fourth Proportional to 118,018.14, 176,874.12 and 47,859.18

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Solution

The fourth proportional to 118,018.14, 176,874.12 and 47,859.18 is: 71,726.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,018.14 : 176,874.12 = 47,859.18 : x
  2. Step 2: Convert to fraction form
    118,018.14/176,874.12 = 47,859.18/x
  3. Step 3: Cross multiply
    118,018.14x = 176,874.12 × 47,859.18
  4. Step 4: Simplify right side
    118,018.14x = 8,465,050,346.42
  5. Step 5: Solve for x
    x = 8,465,050,346.42/118,018.14
  6. Step 6: Final answer
    x = 71,726.69

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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.