Home / 154,159.52-231,261.32-47,552.48

Finding the Fourth Proportional to 154,159.52, 231,261.32 and 47,552.48

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Solution

The fourth proportional to 154,159.52, 231,261.32 and 47,552.48 is: 71,335.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,159.52 : 231,261.32 = 47,552.48 : x
  2. Step 2: Convert to fraction form
    154,159.52/231,261.32 = 47,552.48/x
  3. Step 3: Cross multiply
    154,159.52x = 231,261.32 × 47,552.48
  4. Step 4: Simplify right side
    154,159.52x = 10,997,049,294.07
  5. Step 5: Solve for x
    x = 10,997,049,294.07/154,159.52
  6. Step 6: Final answer
    x = 71,335.52

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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.