Home / 118,354.16-177,532.86-34,115.78

Finding the Fourth Proportional to 118,354.16, 177,532.86 and 34,115.78

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Solution

The fourth proportional to 118,354.16, 177,532.86 and 34,115.78 is: 51,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,354.16 : 177,532.86 = 34,115.78 : x
  2. Step 2: Convert to fraction form
    118,354.16/177,532.86 = 34,115.78/x
  3. Step 3: Cross multiply
    118,354.16x = 177,532.86 × 34,115.78
  4. Step 4: Simplify right side
    118,354.16x = 6,056,671,994.53
  5. Step 5: Solve for x
    x = 6,056,671,994.53/118,354.16
  6. Step 6: Final answer
    x = 51,174.14

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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.