Home / 55,885.83-77,103.65-37,949.70

Finding the Fourth Proportional to 55,885.83, 77,103.65 and 37,949.70

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Solution

The fourth proportional to 55,885.83, 77,103.65 and 37,949.70 is: 52,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,885.83 : 77,103.65 = 37,949.70 : x
  2. Step 2: Convert to fraction form
    55,885.83/77,103.65 = 37,949.70/x
  3. Step 3: Cross multiply
    55,885.83x = 77,103.65 × 37,949.70
  4. Step 4: Simplify right side
    55,885.83x = 2,926,060,196.66
  5. Step 5: Solve for x
    x = 2,926,060,196.66/55,885.83
  6. Step 6: Final answer
    x = 52,357.82

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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.