Home / 297,725.18-410,859-161,758.04

Finding the Fourth Proportional to 297,725.18, 410,859 and 161,758.04

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Solution

The fourth proportional to 297,725.18, 410,859 and 161,758.04 is: 223,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,725.18 : 410,859 = 161,758.04 : x
  2. Step 2: Convert to fraction form
    297,725.18/410,859 = 161,758.04/x
  3. Step 3: Cross multiply
    297,725.18x = 410,859 × 161,758.04
  4. Step 4: Simplify right side
    297,725.18x = 66,459,744,502.07
  5. Step 5: Solve for x
    x = 66,459,744,502.07/297,725.18
  6. Step 6: Final answer
    x = 223,225.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.