Home / 110,965.60-166,508.88-40,834.72

Finding the Fourth Proportional to 110,965.60, 166,508.88 and 40,834.72

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Solution

The fourth proportional to 110,965.60, 166,508.88 and 40,834.72 is: 61,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,965.60 : 166,508.88 = 40,834.72 : x
  2. Step 2: Convert to fraction form
    110,965.60/166,508.88 = 40,834.72/x
  3. Step 3: Cross multiply
    110,965.60x = 166,508.88 × 40,834.72
  4. Step 4: Simplify right side
    110,965.60x = 6,799,343,492.31
  5. Step 5: Solve for x
    x = 6,799,343,492.31/110,965.60
  6. Step 6: Final answer
    x = 61,274.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.