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Finding the Fourth Proportional to 114,360.56, 157,823.64 and 63,378.86

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Solution

The fourth proportional to 114,360.56, 157,823.64 and 63,378.86 is: 87,466.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,360.56 : 157,823.64 = 63,378.86 : x
  2. Step 2: Convert to fraction form
    114,360.56/157,823.64 = 63,378.86/x
  3. Step 3: Cross multiply
    114,360.56x = 157,823.64 × 63,378.86
  4. Step 4: Simplify right side
    114,360.56x = 10,002,681,595.13
  5. Step 5: Solve for x
    x = 10,002,681,595.13/114,360.56
  6. Step 6: Final answer
    x = 87,466.18

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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.