Home / 237,818.07-328,180.17-130,385.73

Finding the Fourth Proportional to 237,818.07, 328,180.17 and 130,385.73

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Solution

The fourth proportional to 237,818.07, 328,180.17 and 130,385.73 is: 179,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,818.07 : 328,180.17 = 130,385.73 : x
  2. Step 2: Convert to fraction form
    237,818.07/328,180.17 = 130,385.73/x
  3. Step 3: Cross multiply
    237,818.07x = 328,180.17 × 130,385.73
  4. Step 4: Simplify right side
    237,818.07x = 42,790,011,036.97
  5. Step 5: Solve for x
    x = 42,790,011,036.97/237,818.07
  6. Step 6: Final answer
    x = 179,927.50

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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.