Home / 178,858.53-268,036.29-141,253.47

Finding the Fourth Proportional to 178,858.53, 268,036.29 and 141,253.47

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Solution

The fourth proportional to 178,858.53, 268,036.29 and 141,253.47 is: 211,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,858.53 : 268,036.29 = 141,253.47 : x
  2. Step 2: Convert to fraction form
    178,858.53/268,036.29 = 141,253.47/x
  3. Step 3: Cross multiply
    178,858.53x = 268,036.29 × 141,253.47
  4. Step 4: Simplify right side
    178,858.53x = 37,861,056,048.43
  5. Step 5: Solve for x
    x = 37,861,056,048.43/178,858.53
  6. Step 6: Final answer
    x = 211,681.58

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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.