Home / 240,017.12-359,631.20-82,159.46

Finding the Fourth Proportional to 240,017.12, 359,631.20 and 82,159.46

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Solution

The fourth proportional to 240,017.12, 359,631.20 and 82,159.46 is: 123,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,017.12 : 359,631.20 = 82,159.46 : x
  2. Step 2: Convert to fraction form
    240,017.12/359,631.20 = 82,159.46/x
  3. Step 3: Cross multiply
    240,017.12x = 359,631.20 × 82,159.46
  4. Step 4: Simplify right side
    240,017.12x = 29,547,105,191.15
  5. Step 5: Solve for x
    x = 29,547,105,191.15/240,017.12
  6. Step 6: Final answer
    x = 123,104.16

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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.