Home / 178,729.88-268,131.63-52,374.24

Finding the Fourth Proportional to 178,729.88, 268,131.63 and 52,374.24

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Solution

The fourth proportional to 178,729.88, 268,131.63 and 52,374.24 is: 78,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,729.88 : 268,131.63 = 52,374.24 : x
  2. Step 2: Convert to fraction form
    178,729.88/268,131.63 = 52,374.24/x
  3. Step 3: Cross multiply
    178,729.88x = 268,131.63 × 52,374.24
  4. Step 4: Simplify right side
    178,729.88x = 14,043,190,341.21
  5. Step 5: Solve for x
    x = 14,043,190,341.21/178,729.88
  6. Step 6: Final answer
    x = 78,572.15

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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.