Home / 272,501.55-375,976.62-163,577.61

Finding the Fourth Proportional to 272,501.55, 375,976.62 and 163,577.61

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Solution

The fourth proportional to 272,501.55, 375,976.62 and 163,577.61 is: 225,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,501.55 : 375,976.62 = 163,577.61 : x
  2. Step 2: Convert to fraction form
    272,501.55/375,976.62 = 163,577.61/x
  3. Step 3: Cross multiply
    272,501.55x = 375,976.62 × 163,577.61
  4. Step 4: Simplify right side
    272,501.55x = 61,501,356,915.48
  5. Step 5: Solve for x
    x = 61,501,356,915.48/272,501.55
  6. Step 6: Final answer
    x = 225,691.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.