Home / 67,947.16-93,763.92-37,734.40

Finding the Fourth Proportional to 67,947.16, 93,763.92 and 37,734.40

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Solution

The fourth proportional to 67,947.16, 93,763.92 and 37,734.40 is: 52,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,947.16 : 93,763.92 = 37,734.40 : x
  2. Step 2: Convert to fraction form
    67,947.16/93,763.92 = 37,734.40/x
  3. Step 3: Cross multiply
    67,947.16x = 93,763.92 × 37,734.40
  4. Step 4: Simplify right side
    67,947.16x = 3,538,125,262.85
  5. Step 5: Solve for x
    x = 3,538,125,262.85/67,947.16
  6. Step 6: Final answer
    x = 52,071.72

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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.