Home / 140,796.95-194,298.17-76,264.97

Finding the Fourth Proportional to 140,796.95, 194,298.17 and 76,264.97

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Solution

The fourth proportional to 140,796.95, 194,298.17 and 76,264.97 is: 105,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,796.95 : 194,298.17 = 76,264.97 : x
  2. Step 2: Convert to fraction form
    140,796.95/194,298.17 = 76,264.97/x
  3. Step 3: Cross multiply
    140,796.95x = 194,298.17 × 76,264.97
  4. Step 4: Simplify right side
    140,796.95x = 14,818,142,753.29
  5. Step 5: Solve for x
    x = 14,818,142,753.29/140,796.95
  6. Step 6: Final answer
    x = 105,244.77

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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.