Home / 135,011.55-202,274.33-107,115.15

Finding the Fourth Proportional to 135,011.55, 202,274.33 and 107,115.15

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Solution

The fourth proportional to 135,011.55, 202,274.33 and 107,115.15 is: 160,479.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,011.55 : 202,274.33 = 107,115.15 : x
  2. Step 2: Convert to fraction form
    135,011.55/202,274.33 = 107,115.15/x
  3. Step 3: Cross multiply
    135,011.55x = 202,274.33 × 107,115.15
  4. Step 4: Simplify right side
    135,011.55x = 21,666,644,663.52
  5. Step 5: Solve for x
    x = 21,666,644,663.52/135,011.55
  6. Step 6: Final answer
    x = 160,479.93

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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.