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Finding the Fourth Proportional to 61,737.60, 92,476.80 and 34,003.20

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Solution

The fourth proportional to 61,737.60, 92,476.80 and 34,003.20 is: 50,933.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,737.60 : 92,476.80 = 34,003.20 : x
  2. Step 2: Convert to fraction form
    61,737.60/92,476.80 = 34,003.20/x
  3. Step 3: Cross multiply
    61,737.60x = 92,476.80 × 34,003.20
  4. Step 4: Simplify right side
    61,737.60x = 3,144,507,125.76
  5. Step 5: Solve for x
    x = 3,144,507,125.76/61,737.60
  6. Step 6: Final answer
    x = 50,933.42

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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.