Home / 84,119.70-126,178.65-24,955.92

Finding the Fourth Proportional to 84,119.70, 126,178.65 and 24,955.92

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Solution

The fourth proportional to 84,119.70, 126,178.65 and 24,955.92 is: 37,433.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,119.70 : 126,178.65 = 24,955.92 : x
  2. Step 2: Convert to fraction form
    84,119.70/126,178.65 = 24,955.92/x
  3. Step 3: Cross multiply
    84,119.70x = 126,178.65 × 24,955.92
  4. Step 4: Simplify right side
    84,119.70x = 3,148,904,295.11
  5. Step 5: Solve for x
    x = 3,148,904,295.11/84,119.70
  6. Step 6: Final answer
    x = 37,433.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.