Home / 206,569.04-309,828.95-56,824.54

Finding the Fourth Proportional to 206,569.04, 309,828.95 and 56,824.54

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Solution

The fourth proportional to 206,569.04, 309,828.95 and 56,824.54 is: 85,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,569.04 : 309,828.95 = 56,824.54 : x
  2. Step 2: Convert to fraction form
    206,569.04/309,828.95 = 56,824.54/x
  3. Step 3: Cross multiply
    206,569.04x = 309,828.95 × 56,824.54
  4. Step 4: Simplify right side
    206,569.04x = 17,605,885,729.17
  5. Step 5: Solve for x
    x = 17,605,885,729.17/206,569.04
  6. Step 6: Final answer
    x = 85,230.03

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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.