Home / 67,685.19-93,348.90-50,729.24

Finding the Fourth Proportional to 67,685.19, 93,348.90 and 50,729.24

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Solution

The fourth proportional to 67,685.19, 93,348.90 and 50,729.24 is: 69,963.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,685.19 : 93,348.90 = 50,729.24 : x
  2. Step 2: Convert to fraction form
    67,685.19/93,348.90 = 50,729.24/x
  3. Step 3: Cross multiply
    67,685.19x = 93,348.90 × 50,729.24
  4. Step 4: Simplify right side
    67,685.19x = 4,735,518,285.09
  5. Step 5: Solve for x
    x = 4,735,518,285.09/67,685.19
  6. Step 6: Final answer
    x = 69,963.88

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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.