Home / 181,006.59-249,785.26-100,432.38

Finding the Fourth Proportional to 181,006.59, 249,785.26 and 100,432.38

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Solution

The fourth proportional to 181,006.59, 249,785.26 and 100,432.38 is: 138,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,006.59 : 249,785.26 = 100,432.38 : x
  2. Step 2: Convert to fraction form
    181,006.59/249,785.26 = 100,432.38/x
  3. Step 3: Cross multiply
    181,006.59x = 249,785.26 × 100,432.38
  4. Step 4: Simplify right side
    181,006.59x = 25,086,528,150.72
  5. Step 5: Solve for x
    x = 25,086,528,150.72/181,006.59
  6. Step 6: Final answer
    x = 138,594.56

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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.