Home / 132,523.72-198,856.86-103,000.84

Finding the Fourth Proportional to 132,523.72, 198,856.86 and 103,000.84

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Solution

The fourth proportional to 132,523.72, 198,856.86 and 103,000.84 is: 154,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,523.72 : 198,856.86 = 103,000.84 : x
  2. Step 2: Convert to fraction form
    132,523.72/198,856.86 = 103,000.84/x
  3. Step 3: Cross multiply
    132,523.72x = 198,856.86 × 103,000.84
  4. Step 4: Simplify right side
    132,523.72x = 20,482,423,619.76
  5. Step 5: Solve for x
    x = 20,482,423,619.76/132,523.72
  6. Step 6: Final answer
    x = 154,556.66

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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.