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Finding the Fourth Proportional to 60,903.40, 91,294.62 and 29,306.92

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Solution

The fourth proportional to 60,903.40, 91,294.62 and 29,306.92 is: 43,931.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,903.40 : 91,294.62 = 29,306.92 : x
  2. Step 2: Convert to fraction form
    60,903.40/91,294.62 = 29,306.92/x
  3. Step 3: Cross multiply
    60,903.40x = 91,294.62 × 29,306.92
  4. Step 4: Simplify right side
    60,903.40x = 2,675,564,124.77
  5. Step 5: Solve for x
    x = 2,675,564,124.77/60,903.40
  6. Step 6: Final answer
    x = 43,931.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.