Home / 237,947.26-328,367.20-137,345.26

Finding the Fourth Proportional to 237,947.26, 328,367.20 and 137,345.26

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Solution

The fourth proportional to 237,947.26, 328,367.20 and 137,345.26 is: 189,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,947.26 : 328,367.20 = 137,345.26 : x
  2. Step 2: Convert to fraction form
    237,947.26/328,367.20 = 137,345.26/x
  3. Step 3: Cross multiply
    237,947.26x = 328,367.20 × 137,345.26
  4. Step 4: Simplify right side
    237,947.26x = 45,099,678,459.47
  5. Step 5: Solve for x
    x = 45,099,678,459.47/237,947.26
  6. Step 6: Final answer
    x = 189,536.45

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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.