Home / 83,035.60-124,553.40-40,923.70

Finding the Fourth Proportional to 83,035.60, 124,553.40 and 40,923.70

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Solution

The fourth proportional to 83,035.60, 124,553.40 and 40,923.70 is: 61,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,035.60 : 124,553.40 = 40,923.70 : x
  2. Step 2: Convert to fraction form
    83,035.60/124,553.40 = 40,923.70/x
  3. Step 3: Cross multiply
    83,035.60x = 124,553.40 × 40,923.70
  4. Step 4: Simplify right side
    83,035.60x = 5,097,185,975.58
  5. Step 5: Solve for x
    x = 5,097,185,975.58/83,035.60
  6. Step 6: Final answer
    x = 61,385.55

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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.