Home / 83,575.05-125,296.93-57,199.83

Finding the Fourth Proportional to 83,575.05, 125,296.93 and 57,199.83

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Solution

The fourth proportional to 83,575.05, 125,296.93 and 57,199.83 is: 85,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,575.05 : 125,296.93 = 57,199.83 : x
  2. Step 2: Convert to fraction form
    83,575.05/125,296.93 = 57,199.83/x
  3. Step 3: Cross multiply
    83,575.05x = 125,296.93 × 57,199.83
  4. Step 4: Simplify right side
    83,575.05x = 7,166,963,095.52
  5. Step 5: Solve for x
    x = 7,166,963,095.52/83,575.05
  6. Step 6: Final answer
    x = 85,754.82

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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.