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Finding the Fourth Proportional to 173,718.56, 239,743.08 and 97,244.72

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Solution

The fourth proportional to 173,718.56, 239,743.08 and 97,244.72 is: 134,204.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,718.56 : 239,743.08 = 97,244.72 : x
  2. Step 2: Convert to fraction form
    173,718.56/239,743.08 = 97,244.72/x
  3. Step 3: Cross multiply
    173,718.56x = 239,743.08 × 97,244.72
  4. Step 4: Simplify right side
    173,718.56x = 23,313,748,686.54
  5. Step 5: Solve for x
    x = 23,313,748,686.54/173,718.56
  6. Step 6: Final answer
    x = 134,204.13

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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.