Home / 187,948.16-259,352.42-106,272.42

Finding the Fourth Proportional to 187,948.16, 259,352.42 and 106,272.42

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Solution

The fourth proportional to 187,948.16, 259,352.42 and 106,272.42 is: 146,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,948.16 : 259,352.42 = 106,272.42 : x
  2. Step 2: Convert to fraction form
    187,948.16/259,352.42 = 106,272.42/x
  3. Step 3: Cross multiply
    187,948.16x = 259,352.42 × 106,272.42
  4. Step 4: Simplify right side
    187,948.16x = 27,562,009,306.26
  5. Step 5: Solve for x
    x = 27,562,009,306.26/187,948.16
  6. Step 6: Final answer
    x = 146,646.87

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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.