Home / 453,552.30-680,400.45-154,061.10

Finding the Fourth Proportional to 453,552.30, 680,400.45 and 154,061.10

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Solution

The fourth proportional to 453,552.30, 680,400.45 and 154,061.10 is: 231,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,552.30 : 680,400.45 = 154,061.10 : x
  2. Step 2: Convert to fraction form
    453,552.30/680,400.45 = 154,061.10/x
  3. Step 3: Cross multiply
    453,552.30x = 680,400.45 × 154,061.10
  4. Step 4: Simplify right side
    453,552.30x = 104,823,241,767.50
  5. Step 5: Solve for x
    x = 104,823,241,767.50/453,552.30
  6. Step 6: Final answer
    x = 231,116.11

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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.