Home / 259,017.80-357,439.18-144,296.29

Finding the Fourth Proportional to 259,017.80, 357,439.18 and 144,296.29

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Solution

The fourth proportional to 259,017.80, 357,439.18 and 144,296.29 is: 199,125.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,017.80 : 357,439.18 = 144,296.29 : x
  2. Step 2: Convert to fraction form
    259,017.80/357,439.18 = 144,296.29/x
  3. Step 3: Cross multiply
    259,017.80x = 357,439.18 × 144,296.29
  4. Step 4: Simplify right side
    259,017.80x = 51,577,145,920.66
  5. Step 5: Solve for x
    x = 51,577,145,920.66/259,017.80
  6. Step 6: Final answer
    x = 199,125.87

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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.