Home / 259,206.18-357,712.11-151,766.16

Finding the Fourth Proportional to 259,206.18, 357,712.11 and 151,766.16

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Solution

The fourth proportional to 259,206.18, 357,712.11 and 151,766.16 is: 209,441.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,206.18 : 357,712.11 = 151,766.16 : x
  2. Step 2: Convert to fraction form
    259,206.18/357,712.11 = 151,766.16/x
  3. Step 3: Cross multiply
    259,206.18x = 357,712.11 × 151,766.16
  4. Step 4: Simplify right side
    259,206.18x = 54,288,593,320.20
  5. Step 5: Solve for x
    x = 54,288,593,320.20/259,206.18
  6. Step 6: Final answer
    x = 209,441.74

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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.