Home / 66,947.13-92,389.65-36,733.71

Finding the Fourth Proportional to 66,947.13, 92,389.65 and 36,733.71

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Solution

The fourth proportional to 66,947.13, 92,389.65 and 36,733.71 is: 50,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,947.13 : 92,389.65 = 36,733.71 : x
  2. Step 2: Convert to fraction form
    66,947.13/92,389.65 = 36,733.71/x
  3. Step 3: Cross multiply
    66,947.13x = 92,389.65 × 36,733.71
  4. Step 4: Simplify right side
    66,947.13x = 3,393,814,610.10
  5. Step 5: Solve for x
    x = 3,393,814,610.10/66,947.13
  6. Step 6: Final answer
    x = 50,693.95

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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.