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Finding the Fourth Proportional to 179,614, 247,877.76 and 99,058.66

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Solution

The fourth proportional to 179,614, 247,877.76 and 99,058.66 is: 136,706.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,614 : 247,877.76 = 99,058.66 : x
  2. Step 2: Convert to fraction form
    179,614/247,877.76 = 99,058.66/x
  3. Step 3: Cross multiply
    179,614x = 247,877.76 × 99,058.66
  4. Step 4: Simplify right side
    179,614x = 24,554,438,749.40
  5. Step 5: Solve for x
    x = 24,554,438,749.40/179,614
  6. Step 6: Final answer
    x = 136,706.71

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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.