Home / 226,793.70-312,988.14-130,013.64

Finding the Fourth Proportional to 226,793.70, 312,988.14 and 130,013.64

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Solution

The fourth proportional to 226,793.70, 312,988.14 and 130,013.64 is: 179,426.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,793.70 : 312,988.14 = 130,013.64 : x
  2. Step 2: Convert to fraction form
    226,793.70/312,988.14 = 130,013.64/x
  3. Step 3: Cross multiply
    226,793.70x = 312,988.14 × 130,013.64
  4. Step 4: Simplify right side
    226,793.70x = 40,692,727,358.23
  5. Step 5: Solve for x
    x = 40,692,727,358.23/226,793.70
  6. Step 6: Final answer
    x = 179,426.18

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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.