Home / 261,179.40-360,422.42-152,304.04

Finding the Fourth Proportional to 261,179.40, 360,422.42 and 152,304.04

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Solution

The fourth proportional to 261,179.40, 360,422.42 and 152,304.04 is: 210,176.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,179.40 : 360,422.42 = 152,304.04 : x
  2. Step 2: Convert to fraction form
    261,179.40/360,422.42 = 152,304.04/x
  3. Step 3: Cross multiply
    261,179.40x = 360,422.42 × 152,304.04
  4. Step 4: Simplify right side
    261,179.40x = 54,893,790,672.58
  5. Step 5: Solve for x
    x = 54,893,790,672.58/261,179.40
  6. Step 6: Final answer
    x = 210,176.57

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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.