Home / 158,736.89-238,140.57-53,553.53

Finding the Fourth Proportional to 158,736.89, 238,140.57 and 53,553.53

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Solution

The fourth proportional to 158,736.89, 238,140.57 and 53,553.53 is: 80,342.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,736.89 : 238,140.57 = 53,553.53 : x
  2. Step 2: Convert to fraction form
    158,736.89/238,140.57 = 53,553.53/x
  3. Step 3: Cross multiply
    158,736.89x = 238,140.57 × 53,553.53
  4. Step 4: Simplify right side
    158,736.89x = 12,753,268,159.71
  5. Step 5: Solve for x
    x = 12,753,268,159.71/158,736.89
  6. Step 6: Final answer
    x = 80,342.18

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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.