Home / 125,861.76-173,685.60-69,271.92

Finding the Fourth Proportional to 125,861.76, 173,685.60 and 69,271.92

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Solution

The fourth proportional to 125,861.76, 173,685.60 and 69,271.92 is: 95,593.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,861.76 : 173,685.60 = 69,271.92 : x
  2. Step 2: Convert to fraction form
    125,861.76/173,685.60 = 69,271.92/x
  3. Step 3: Cross multiply
    125,861.76x = 173,685.60 × 69,271.92
  4. Step 4: Simplify right side
    125,861.76x = 12,031,534,988.35
  5. Step 5: Solve for x
    x = 12,031,534,988.35/125,861.76
  6. Step 6: Final answer
    x = 95,593.25

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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.