Home / 117,567.50-162,244.34-63,853.57

Finding the Fourth Proportional to 117,567.50, 162,244.34 and 63,853.57

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Solution

The fourth proportional to 117,567.50, 162,244.34 and 63,853.57 is: 88,118.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,567.50 : 162,244.34 = 63,853.57 : x
  2. Step 2: Convert to fraction form
    117,567.50/162,244.34 = 63,853.57/x
  3. Step 3: Cross multiply
    117,567.50x = 162,244.34 × 63,853.57
  4. Step 4: Simplify right side
    117,567.50x = 10,359,879,711.25
  5. Step 5: Solve for x
    x = 10,359,879,711.25/117,567.50
  6. Step 6: Final answer
    x = 88,118.57

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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.