Home / 118,181.38-177,272.72-29,434.89

Finding the Fourth Proportional to 118,181.38, 177,272.72 and 29,434.89

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Solution

The fourth proportional to 118,181.38, 177,272.72 and 29,434.89 is: 44,152.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,181.38 : 177,272.72 = 29,434.89 : x
  2. Step 2: Convert to fraction form
    118,181.38/177,272.72 = 29,434.89/x
  3. Step 3: Cross multiply
    118,181.38x = 177,272.72 × 29,434.89
  4. Step 4: Simplify right side
    118,181.38x = 5,218,001,979.66
  5. Step 5: Solve for x
    x = 5,218,001,979.66/118,181.38
  6. Step 6: Final answer
    x = 44,152.49

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1.5x scale

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.