Home / 158,689.72-238,033.55-40,360.04

Finding the Fourth Proportional to 158,689.72, 238,033.55 and 40,360.04

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Solution

The fourth proportional to 158,689.72, 238,033.55 and 40,360.04 is: 60,539.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,689.72 : 238,033.55 = 40,360.04 : x
  2. Step 2: Convert to fraction form
    158,689.72/238,033.55 = 40,360.04/x
  3. Step 3: Cross multiply
    158,689.72x = 238,033.55 × 40,360.04
  4. Step 4: Simplify right side
    158,689.72x = 9,607,042,207.37
  5. Step 5: Solve for x
    x = 9,607,042,207.37/158,689.72
  6. Step 6: Final answer
    x = 60,539.79

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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.