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Finding the Fourth Proportional to 176,731.43, 265,138.15 and 58,395.60

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Solution

The fourth proportional to 176,731.43, 265,138.15 and 58,395.60 is: 87,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,731.43 : 265,138.15 = 58,395.60 : x
  2. Step 2: Convert to fraction form
    176,731.43/265,138.15 = 58,395.60/x
  3. Step 3: Cross multiply
    176,731.43x = 265,138.15 × 58,395.60
  4. Step 4: Simplify right side
    176,731.43x = 15,482,900,026.45
  5. Step 5: Solve for x
    x = 15,482,900,026.45/176,731.43
  6. Step 6: Final answer
    x = 87,606.94

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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.