Home / 118,123.90-177,213.75-47,050.62

Finding the Fourth Proportional to 118,123.90, 177,213.75 and 47,050.62

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Solution

The fourth proportional to 118,123.90, 177,213.75 and 47,050.62 is: 70,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,123.90 : 177,213.75 = 47,050.62 : x
  2. Step 2: Convert to fraction form
    118,123.90/177,213.75 = 47,050.62/x
  3. Step 3: Cross multiply
    118,123.90x = 177,213.75 × 47,050.62
  4. Step 4: Simplify right side
    118,123.90x = 8,338,016,810.03
  5. Step 5: Solve for x
    x = 8,338,016,810.03/118,123.90
  6. Step 6: Final answer
    x = 70,587.04

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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.