Home / 125,823.48-173,635.56-69,234.72

Finding the Fourth Proportional to 125,823.48, 173,635.56 and 69,234.72

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Solution

The fourth proportional to 125,823.48, 173,635.56 and 69,234.72 is: 95,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,823.48 : 173,635.56 = 69,234.72 : x
  2. Step 2: Convert to fraction form
    125,823.48/173,635.56 = 69,234.72/x
  3. Step 3: Cross multiply
    125,823.48x = 173,635.56 × 69,234.72
  4. Step 4: Simplify right side
    125,823.48x = 12,021,609,378.64
  5. Step 5: Solve for x
    x = 12,021,609,378.64/125,823.48
  6. Step 6: Final answer
    x = 95,543.45

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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.