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Finding the Fourth Proportional to 124,270.57, 171,487.29 and 70,548.54

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Solution

The fourth proportional to 124,270.57, 171,487.29 and 70,548.54 is: 97,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,270.57 : 171,487.29 = 70,548.54 : x
  2. Step 2: Convert to fraction form
    124,270.57/171,487.29 = 70,548.54/x
  3. Step 3: Cross multiply
    124,270.57x = 171,487.29 × 70,548.54
  4. Step 4: Simplify right side
    124,270.57x = 12,098,177,938.06
  5. Step 5: Solve for x
    x = 12,098,177,938.06/124,270.57
  6. Step 6: Final answer
    x = 97,353.52

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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.