Home / 261,949.34-392,926.43-104,218.04

Finding the Fourth Proportional to 261,949.34, 392,926.43 and 104,218.04

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Solution

The fourth proportional to 261,949.34, 392,926.43 and 104,218.04 is: 156,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,949.34 : 392,926.43 = 104,218.04 : x
  2. Step 2: Convert to fraction form
    261,949.34/392,926.43 = 104,218.04/x
  3. Step 3: Cross multiply
    261,949.34x = 392,926.43 × 104,218.04
  4. Step 4: Simplify right side
    261,949.34x = 40,950,020,694.71
  5. Step 5: Solve for x
    x = 40,950,020,694.71/261,949.34
  6. Step 6: Final answer
    x = 156,328.02

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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.