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Finding the Fourth Proportional to 114,753, 158,373.99 and 64,452

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Solution

The fourth proportional to 114,753, 158,373.99 and 64,452 is: 88,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,753 : 158,373.99 = 64,452 : x
  2. Step 2: Convert to fraction form
    114,753/158,373.99 = 64,452/x
  3. Step 3: Cross multiply
    114,753x = 158,373.99 × 64,452
  4. Step 4: Simplify right side
    114,753x = 10,207,520,403.48
  5. Step 5: Solve for x
    x = 10,207,520,403.48/114,753
  6. Step 6: Final answer
    x = 88,952.10

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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.