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Finding the Fourth Proportional to 70,294.93, 97,006.60 and 38,029.46

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Solution

The fourth proportional to 70,294.93, 97,006.60 and 38,029.46 is: 52,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,294.93 : 97,006.60 = 38,029.46 : x
  2. Step 2: Convert to fraction form
    70,294.93/97,006.60 = 38,029.46/x
  3. Step 3: Cross multiply
    70,294.93x = 97,006.60 × 38,029.46
  4. Step 4: Simplify right side
    70,294.93x = 3,689,108,034.33
  5. Step 5: Solve for x
    x = 3,689,108,034.33/70,294.93
  6. Step 6: Final answer
    x = 52,480.43

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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.