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Finding the Fourth Proportional to 176,768.88, 243,938.52 and 97,280.88

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Solution

The fourth proportional to 176,768.88, 243,938.52 and 97,280.88 is: 134,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,768.88 : 243,938.52 = 97,280.88 : x
  2. Step 2: Convert to fraction form
    176,768.88/243,938.52 = 97,280.88/x
  3. Step 3: Cross multiply
    176,768.88x = 243,938.52 × 97,280.88
  4. Step 4: Simplify right side
    176,768.88x = 23,730,553,891.50
  5. Step 5: Solve for x
    x = 23,730,553,891.50/176,768.88
  6. Step 6: Final answer
    x = 134,246.22

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1.5x scale

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.