Home / 68,926.52-103,244.45-31,518.03

Finding the Fourth Proportional to 68,926.52, 103,244.45 and 31,518.03

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Solution

The fourth proportional to 68,926.52, 103,244.45 and 31,518.03 is: 47,210.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,926.52 : 103,244.45 = 31,518.03 : x
  2. Step 2: Convert to fraction form
    68,926.52/103,244.45 = 31,518.03/x
  3. Step 3: Cross multiply
    68,926.52x = 103,244.45 × 31,518.03
  4. Step 4: Simplify right side
    68,926.52x = 3,254,061,514.84
  5. Step 5: Solve for x
    x = 3,254,061,514.84/68,926.52
  6. Step 6: Final answer
    x = 47,210.59

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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.