Home / 158,279.10-238,001.85-132,618.30

Finding the Fourth Proportional to 158,279.10, 238,001.85 and 132,618.30

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Solution

The fourth proportional to 158,279.10, 238,001.85 and 132,618.30 is: 199,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,279.10 : 238,001.85 = 132,618.30 : x
  2. Step 2: Convert to fraction form
    158,279.10/238,001.85 = 132,618.30/x
  3. Step 3: Cross multiply
    158,279.10x = 238,001.85 × 132,618.30
  4. Step 4: Simplify right side
    158,279.10x = 31,563,400,743.86
  5. Step 5: Solve for x
    x = 31,563,400,743.86/158,279.10
  6. Step 6: Final answer
    x = 199,416.10

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1.5x scale

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.