Home / 79,799.46-109,984.54-58,253.76

Finding the Fourth Proportional to 79,799.46, 109,984.54 and 58,253.76

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Solution

The fourth proportional to 79,799.46, 109,984.54 and 58,253.76 is: 80,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,799.46 : 109,984.54 = 58,253.76 : x
  2. Step 2: Convert to fraction form
    79,799.46/109,984.54 = 58,253.76/x
  3. Step 3: Cross multiply
    79,799.46x = 109,984.54 × 58,253.76
  4. Step 4: Simplify right side
    79,799.46x = 6,407,012,814.97
  5. Step 5: Solve for x
    x = 6,407,012,814.97/79,799.46
  6. Step 6: Final answer
    x = 80,288.92

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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.