Home / 269,257.10-371,589.42-154,534.83

Finding the Fourth Proportional to 269,257.10, 371,589.42 and 154,534.83

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Solution

The fourth proportional to 269,257.10, 371,589.42 and 154,534.83 is: 213,266.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,257.10 : 371,589.42 = 154,534.83 : x
  2. Step 2: Convert to fraction form
    269,257.10/371,589.42 = 154,534.83/x
  3. Step 3: Cross multiply
    269,257.10x = 371,589.42 × 154,534.83
  4. Step 4: Simplify right side
    269,257.10x = 57,423,506,166.29
  5. Step 5: Solve for x
    x = 57,423,506,166.29/269,257.10
  6. Step 6: Final answer
    x = 213,266.45

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1.5x scale

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.