Home / 29,063.06-40,105.80-17,126.90

Finding the Fourth Proportional to 29,063.06, 40,105.80 and 17,126.90

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Solution

The fourth proportional to 29,063.06, 40,105.80 and 17,126.90 is: 23,634.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,063.06 : 40,105.80 = 17,126.90 : x
  2. Step 2: Convert to fraction form
    29,063.06/40,105.80 = 17,126.90/x
  3. Step 3: Cross multiply
    29,063.06x = 40,105.80 × 17,126.90
  4. Step 4: Simplify right side
    29,063.06x = 686,888,026.02
  5. Step 5: Solve for x
    x = 686,888,026.02/29,063.06
  6. Step 6: Final answer
    x = 23,634.40

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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.