Home / 281,710.50-422,476.53-92,127.06

Finding the Fourth Proportional to 281,710.50, 422,476.53 and 92,127.06

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Solution

The fourth proportional to 281,710.50, 422,476.53 and 92,127.06 is: 138,161.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,710.50 : 422,476.53 = 92,127.06 : x
  2. Step 2: Convert to fraction form
    281,710.50/422,476.53 = 92,127.06/x
  3. Step 3: Cross multiply
    281,710.50x = 422,476.53 × 92,127.06
  4. Step 4: Simplify right side
    281,710.50x = 38,921,520,627.90
  5. Step 5: Solve for x
    x = 38,921,520,627.90/281,710.50
  6. Step 6: Final answer
    x = 138,161.41

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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.