Home / 261,930.12-361,506.92-154,526.44

Finding the Fourth Proportional to 261,930.12, 361,506.92 and 154,526.44

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Solution

The fourth proportional to 261,930.12, 361,506.92 and 154,526.44 is: 213,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,930.12 : 361,506.92 = 154,526.44 : x
  2. Step 2: Convert to fraction form
    261,930.12/361,506.92 = 154,526.44/x
  3. Step 3: Cross multiply
    261,930.12x = 361,506.92 × 154,526.44
  4. Step 4: Simplify right side
    261,930.12x = 55,862,377,382.96
  5. Step 5: Solve for x
    x = 55,862,377,382.96/261,930.12
  6. Step 6: Final answer
    x = 213,272.06

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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.