Home / 125,702.42-173,462.91-69,102.86

Finding the Fourth Proportional to 125,702.42, 173,462.91 and 69,102.86

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Solution

The fourth proportional to 125,702.42, 173,462.91 and 69,102.86 is: 95,358.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,702.42 : 173,462.91 = 69,102.86 : x
  2. Step 2: Convert to fraction form
    125,702.42/173,462.91 = 69,102.86/x
  3. Step 3: Cross multiply
    125,702.42x = 173,462.91 × 69,102.86
  4. Step 4: Simplify right side
    125,702.42x = 11,986,783,184.92
  5. Step 5: Solve for x
    x = 11,986,783,184.92/125,702.42
  6. Step 6: Final answer
    x = 95,358.41

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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.