Home / 240,017.87-359,632.33-82,160.21

Finding the Fourth Proportional to 240,017.87, 359,632.33 and 82,160.21

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Solution

The fourth proportional to 240,017.87, 359,632.33 and 82,160.21 is: 123,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,017.87 : 359,632.33 = 82,160.21 : x
  2. Step 2: Convert to fraction form
    240,017.87/359,632.33 = 82,160.21/x
  3. Step 3: Cross multiply
    240,017.87x = 359,632.33 × 82,160.21
  4. Step 4: Simplify right side
    240,017.87x = 29,547,467,344.79
  5. Step 5: Solve for x
    x = 29,547,467,344.79/240,017.87
  6. Step 6: Final answer
    x = 123,105.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.