Home / 118,901.36-178,151.45-58,849.76

Finding the Fourth Proportional to 118,901.36, 178,151.45 and 58,849.76

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Solution

The fourth proportional to 118,901.36, 178,151.45 and 58,849.76 is: 88,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,901.36 : 178,151.45 = 58,849.76 : x
  2. Step 2: Convert to fraction form
    118,901.36/178,151.45 = 58,849.76/x
  3. Step 3: Cross multiply
    118,901.36x = 178,151.45 × 58,849.76
  4. Step 4: Simplify right side
    118,901.36x = 10,484,168,891.15
  5. Step 5: Solve for x
    x = 10,484,168,891.15/118,901.36
  6. Step 6: Final answer
    x = 88,175.35

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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.