Home / 159,502.26-238,859.47-118,878.38

Finding the Fourth Proportional to 159,502.26, 238,859.47 and 118,878.38

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Solution

The fourth proportional to 159,502.26, 238,859.47 and 118,878.38 is: 178,023.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,502.26 : 238,859.47 = 118,878.38 : x
  2. Step 2: Convert to fraction form
    159,502.26/238,859.47 = 118,878.38/x
  3. Step 3: Cross multiply
    159,502.26x = 238,859.47 × 118,878.38
  4. Step 4: Simplify right side
    159,502.26x = 28,395,226,691.28
  5. Step 5: Solve for x
    x = 28,395,226,691.28/159,502.26
  6. Step 6: Final answer
    x = 178,023.97

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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.