Home / 96,869.60-145,304.40-61,704.80

Finding the Fourth Proportional to 96,869.60, 145,304.40 and 61,704.80

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Solution

The fourth proportional to 96,869.60, 145,304.40 and 61,704.80 is: 92,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,869.60 : 145,304.40 = 61,704.80 : x
  2. Step 2: Convert to fraction form
    96,869.60/145,304.40 = 61,704.80/x
  3. Step 3: Cross multiply
    96,869.60x = 145,304.40 × 61,704.80
  4. Step 4: Simplify right side
    96,869.60x = 8,965,978,941.12
  5. Step 5: Solve for x
    x = 8,965,978,941.12/96,869.60
  6. Step 6: Final answer
    x = 92,557.20

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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.