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Finding the Fourth Proportional to 173,112, 238,894.56 and 93,624

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Solution

The fourth proportional to 173,112, 238,894.56 and 93,624 is: 129,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,112 : 238,894.56 = 93,624 : x
  2. Step 2: Convert to fraction form
    173,112/238,894.56 = 93,624/x
  3. Step 3: Cross multiply
    173,112x = 238,894.56 × 93,624
  4. Step 4: Simplify right side
    173,112x = 22,366,264,285.44
  5. Step 5: Solve for x
    x = 22,366,264,285.44/173,112
  6. Step 6: Final answer
    x = 129,201.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.