Home / 141,619.52-212,463.84-43,123.52

Finding the Fourth Proportional to 141,619.52, 212,463.84 and 43,123.52

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Solution

The fourth proportional to 141,619.52, 212,463.84 and 43,123.52 is: 64,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,619.52 : 212,463.84 = 43,123.52 : x
  2. Step 2: Convert to fraction form
    141,619.52/212,463.84 = 43,123.52/x
  3. Step 3: Cross multiply
    141,619.52x = 212,463.84 × 43,123.52
  4. Step 4: Simplify right side
    141,619.52x = 9,162,188,653.52
  5. Step 5: Solve for x
    x = 9,162,188,653.52/141,619.52
  6. Step 6: Final answer
    x = 64,695.80

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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.