Home / 55,737.74-76,981.97-36,702.60

Finding the Fourth Proportional to 55,737.74, 76,981.97 and 36,702.60

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Solution

The fourth proportional to 55,737.74, 76,981.97 and 36,702.60 is: 50,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,737.74 : 76,981.97 = 36,702.60 : x
  2. Step 2: Convert to fraction form
    55,737.74/76,981.97 = 36,702.60/x
  3. Step 3: Cross multiply
    55,737.74x = 76,981.97 × 36,702.60
  4. Step 4: Simplify right side
    55,737.74x = 2,825,438,452.12
  5. Step 5: Solve for x
    x = 2,825,438,452.12/55,737.74
  6. Step 6: Final answer
    x = 50,691.66

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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.