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Finding the Fourth Proportional to 114,595.01, 158,138.07 and 63,607.59

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Solution

The fourth proportional to 114,595.01, 158,138.07 and 63,607.59 is: 87,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,595.01 : 158,138.07 = 63,607.59 : x
  2. Step 2: Convert to fraction form
    114,595.01/158,138.07 = 63,607.59/x
  3. Step 3: Cross multiply
    114,595.01x = 158,138.07 × 63,607.59
  4. Step 4: Simplify right side
    114,595.01x = 10,058,781,519.95
  5. Step 5: Solve for x
    x = 10,058,781,519.95/114,595.01
  6. Step 6: Final answer
    x = 87,776.78

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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.