Home / 176,823.12-244,019.88-100,347.24

Finding the Fourth Proportional to 176,823.12, 244,019.88 and 100,347.24

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Solution

The fourth proportional to 176,823.12, 244,019.88 and 100,347.24 is: 138,481.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,823.12 : 244,019.88 = 100,347.24 : x
  2. Step 2: Convert to fraction form
    176,823.12/244,019.88 = 100,347.24/x
  3. Step 3: Cross multiply
    176,823.12x = 244,019.88 × 100,347.24
  4. Step 4: Simplify right side
    176,823.12x = 24,486,721,463.13
  5. Step 5: Solve for x
    x = 24,486,721,463.13/176,823.12
  6. Step 6: Final answer
    x = 138,481.45

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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.