Home / 124,275.87-171,500.67-67,687.25

Finding the Fourth Proportional to 124,275.87, 171,500.67 and 67,687.25

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Solution

The fourth proportional to 124,275.87, 171,500.67 and 67,687.25 is: 93,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,275.87 : 171,500.67 = 67,687.25 : x
  2. Step 2: Convert to fraction form
    124,275.87/171,500.67 = 67,687.25/x
  3. Step 3: Cross multiply
    124,275.87x = 171,500.67 × 67,687.25
  4. Step 4: Simplify right side
    124,275.87x = 11,608,407,867.95
  5. Step 5: Solve for x
    x = 11,608,407,867.95/124,275.87
  6. Step 6: Final answer
    x = 93,408.38

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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.