Home / 187,445.40-281,168.10-173,011.20

Finding the Fourth Proportional to 187,445.40, 281,168.10 and 173,011.20

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Solution

The fourth proportional to 187,445.40, 281,168.10 and 173,011.20 is: 259,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,445.40 : 281,168.10 = 173,011.20 : x
  2. Step 2: Convert to fraction form
    187,445.40/281,168.10 = 173,011.20/x
  3. Step 3: Cross multiply
    187,445.40x = 281,168.10 × 173,011.20
  4. Step 4: Simplify right side
    187,445.40x = 48,645,230,382.72
  5. Step 5: Solve for x
    x = 48,645,230,382.72/187,445.40
  6. Step 6: Final answer
    x = 259,516.80

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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.