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Finding the Fourth Proportional to 177,312.70, 265,911.45 and 58,963.90

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Solution

The fourth proportional to 177,312.70, 265,911.45 and 58,963.90 is: 88,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,312.70 : 265,911.45 = 58,963.90 : x
  2. Step 2: Convert to fraction form
    177,312.70/265,911.45 = 58,963.90/x
  3. Step 3: Cross multiply
    177,312.70x = 265,911.45 × 58,963.90
  4. Step 4: Simplify right side
    177,312.70x = 15,679,176,146.66
  5. Step 5: Solve for x
    x = 15,679,176,146.66/177,312.70
  6. Step 6: Final answer
    x = 88,426.70

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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.