Home / 158,279.40-237,449.88-51,693.12

Finding the Fourth Proportional to 158,279.40, 237,449.88 and 51,693.12

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Solution

The fourth proportional to 158,279.40, 237,449.88 and 51,693.12 is: 77,549.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,279.40 : 237,449.88 = 51,693.12 : x
  2. Step 2: Convert to fraction form
    158,279.40/237,449.88 = 51,693.12/x
  3. Step 3: Cross multiply
    158,279.40x = 237,449.88 × 51,693.12
  4. Step 4: Simplify right side
    158,279.40x = 12,274,525,140.83
  5. Step 5: Solve for x
    x = 12,274,525,140.83/158,279.40
  6. Step 6: Final answer
    x = 77,549.73

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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.