Home / 114,911.28-158,565.48-63,915.72

Finding the Fourth Proportional to 114,911.28, 158,565.48 and 63,915.72

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Solution

The fourth proportional to 114,911.28, 158,565.48 and 63,915.72 is: 88,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,911.28 : 158,565.48 = 63,915.72 : x
  2. Step 2: Convert to fraction form
    114,911.28/158,565.48 = 63,915.72/x
  3. Step 3: Cross multiply
    114,911.28x = 158,565.48 × 63,915.72
  4. Step 4: Simplify right side
    114,911.28x = 10,134,826,821.35
  5. Step 5: Solve for x
    x = 10,134,826,821.35/114,911.28
  6. Step 6: Final answer
    x = 88,196.97

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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.