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Finding the Fourth Proportional to 176,787.31, 265,154.64 and 58,459.27

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Solution

The fourth proportional to 176,787.31, 265,154.64 and 58,459.27 is: 87,680.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,787.31 : 265,154.64 = 58,459.27 : x
  2. Step 2: Convert to fraction form
    176,787.31/265,154.64 = 58,459.27/x
  3. Step 3: Cross multiply
    176,787.31x = 265,154.64 × 58,459.27
  4. Step 4: Simplify right side
    176,787.31x = 15,500,746,691.51
  5. Step 5: Solve for x
    x = 15,500,746,691.51/176,787.31
  6. Step 6: Final answer
    x = 87,680.20

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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.