Home / 117,925.47-162,718.83-67,614.75

Finding the Fourth Proportional to 117,925.47, 162,718.83 and 67,614.75

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Solution

The fourth proportional to 117,925.47, 162,718.83 and 67,614.75 is: 93,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,925.47 : 162,718.83 = 67,614.75 : x
  2. Step 2: Convert to fraction form
    117,925.47/162,718.83 = 67,614.75/x
  3. Step 3: Cross multiply
    117,925.47x = 162,718.83 × 67,614.75
  4. Step 4: Simplify right side
    117,925.47x = 11,002,193,010.74
  5. Step 5: Solve for x
    x = 11,002,193,010.74/117,925.47
  6. Step 6: Final answer
    x = 93,297.85

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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.