Home / 158,963.67-238,242.29-74,537.57

Finding the Fourth Proportional to 158,963.67, 238,242.29 and 74,537.57

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Solution

The fourth proportional to 158,963.67, 238,242.29 and 74,537.57 is: 111,711.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,963.67 : 238,242.29 = 74,537.57 : x
  2. Step 2: Convert to fraction form
    158,963.67/238,242.29 = 74,537.57/x
  3. Step 3: Cross multiply
    158,963.67x = 238,242.29 × 74,537.57
  4. Step 4: Simplify right side
    158,963.67x = 17,758,001,590.75
  5. Step 5: Solve for x
    x = 17,758,001,590.75/158,963.67
  6. Step 6: Final answer
    x = 111,711.07

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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.