Home / 118,961.04-178,488.27-52,354.45

Finding the Fourth Proportional to 118,961.04, 178,488.27 and 52,354.45

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Solution

The fourth proportional to 118,961.04, 178,488.27 and 52,354.45 is: 78,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,961.04 : 178,488.27 = 52,354.45 : x
  2. Step 2: Convert to fraction form
    118,961.04/178,488.27 = 52,354.45/x
  3. Step 3: Cross multiply
    118,961.04x = 178,488.27 × 52,354.45
  4. Step 4: Simplify right side
    118,961.04x = 9,344,655,207.30
  5. Step 5: Solve for x
    x = 9,344,655,207.30/118,961.04
  6. Step 6: Final answer
    x = 78,552.23

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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.