Home / 158,963.85-238,527.54-87,873.21

Finding the Fourth Proportional to 158,963.85, 238,527.54 and 87,873.21

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Solution

The fourth proportional to 158,963.85, 238,527.54 and 87,873.21 is: 131,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,963.85 : 238,527.54 = 87,873.21 : x
  2. Step 2: Convert to fraction form
    158,963.85/238,527.54 = 87,873.21/x
  3. Step 3: Cross multiply
    158,963.85x = 238,527.54 × 87,873.21
  4. Step 4: Simplify right side
    158,963.85x = 20,960,180,613.20
  5. Step 5: Solve for x
    x = 20,960,180,613.20/158,963.85
  6. Step 6: Final answer
    x = 131,855.01

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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.