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Finding the Fourth Proportional to 114,642.32, 158,204.18 and 63,652.41

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Solution

The fourth proportional to 114,642.32, 158,204.18 and 63,652.41 is: 87,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,642.32 : 158,204.18 = 63,652.41 : x
  2. Step 2: Convert to fraction form
    114,642.32/158,204.18 = 63,652.41/x
  3. Step 3: Cross multiply
    114,642.32x = 158,204.18 × 63,652.41
  4. Step 4: Simplify right side
    114,642.32x = 10,070,077,010.81
  5. Step 5: Solve for x
    x = 10,070,077,010.81/114,642.32
  6. Step 6: Final answer
    x = 87,839.09

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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.