Home / 148,723.52-223,068.96-43,543.52

Finding the Fourth Proportional to 148,723.52, 223,068.96 and 43,543.52

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Solution

The fourth proportional to 148,723.52, 223,068.96 and 43,543.52 is: 65,310.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,723.52 : 223,068.96 = 43,543.52 : x
  2. Step 2: Convert to fraction form
    148,723.52/223,068.96 = 43,543.52/x
  3. Step 3: Cross multiply
    148,723.52x = 223,068.96 × 43,543.52
  4. Step 4: Simplify right side
    148,723.52x = 9,713,207,721.14
  5. Step 5: Solve for x
    x = 9,713,207,721.14/148,723.52
  6. Step 6: Final answer
    x = 65,310.50

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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.