Home / 109,805.40-164,708.10-62,566.20

Finding the Fourth Proportional to 109,805.40, 164,708.10 and 62,566.20

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Solution

The fourth proportional to 109,805.40, 164,708.10 and 62,566.20 is: 93,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,805.40 : 164,708.10 = 62,566.20 : x
  2. Step 2: Convert to fraction form
    109,805.40/164,708.10 = 62,566.20/x
  3. Step 3: Cross multiply
    109,805.40x = 164,708.10 × 62,566.20
  4. Step 4: Simplify right side
    109,805.40x = 10,305,159,926.22
  5. Step 5: Solve for x
    x = 10,305,159,926.22/109,805.40
  6. Step 6: Final answer
    x = 93,849.30

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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.