Home / 112,305.86-154,926.14-66,951.88

Finding the Fourth Proportional to 112,305.86, 154,926.14 and 66,951.88

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Solution

The fourth proportional to 112,305.86, 154,926.14 and 66,951.88 is: 92,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,305.86 : 154,926.14 = 66,951.88 : x
  2. Step 2: Convert to fraction form
    112,305.86/154,926.14 = 66,951.88/x
  3. Step 3: Cross multiply
    112,305.86x = 154,926.14 × 66,951.88
  4. Step 4: Simplify right side
    112,305.86x = 10,372,596,483.53
  5. Step 5: Solve for x
    x = 10,372,596,483.53/112,305.86
  6. Step 6: Final answer
    x = 92,360.24

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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.