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Finding the Fourth Proportional to 173,345.52, 239,260.32 and 97,937.76

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Solution

The fourth proportional to 173,345.52, 239,260.32 and 97,937.76 is: 135,178.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,345.52 : 239,260.32 = 97,937.76 : x
  2. Step 2: Convert to fraction form
    173,345.52/239,260.32 = 97,937.76/x
  3. Step 3: Cross multiply
    173,345.52x = 239,260.32 × 97,937.76
  4. Step 4: Simplify right side
    173,345.52x = 23,432,619,797.68
  5. Step 5: Solve for x
    x = 23,432,619,797.68/173,345.52
  6. Step 6: Final answer
    x = 135,178.69

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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.