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Finding the Fourth Proportional to 118,580.44, 177,870.68 and 47,535.28

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Solution

The fourth proportional to 118,580.44, 177,870.68 and 47,535.28 is: 71,302.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,580.44 : 177,870.68 = 47,535.28 : x
  2. Step 2: Convert to fraction form
    118,580.44/177,870.68 = 47,535.28/x
  3. Step 3: Cross multiply
    118,580.44x = 177,870.68 × 47,535.28
  4. Step 4: Simplify right side
    118,580.44x = 8,455,132,577.59
  5. Step 5: Solve for x
    x = 8,455,132,577.59/118,580.44
  6. Step 6: Final answer
    x = 71,302.93

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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.