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Finding the Fourth Proportional to 177,159.10, 265,775.10 and 58,915.30

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Solution

The fourth proportional to 177,159.10, 265,775.10 and 58,915.30 is: 88,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,159.10 : 265,775.10 = 58,915.30 : x
  2. Step 2: Convert to fraction form
    177,159.10/265,775.10 = 58,915.30/x
  3. Step 3: Cross multiply
    177,159.10x = 265,775.10 × 58,915.30
  4. Step 4: Simplify right side
    177,159.10x = 15,658,219,749.03
  5. Step 5: Solve for x
    x = 15,658,219,749.03/177,159.10
  6. Step 6: Final answer
    x = 88,385.07

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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.