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Finding the Fourth Proportional to 29,062.66, 40,030.08 and 22,335.42

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Solution

The fourth proportional to 29,062.66, 40,030.08 and 22,335.42 is: 30,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,062.66 : 40,030.08 = 22,335.42 : x
  2. Step 2: Convert to fraction form
    29,062.66/40,030.08 = 22,335.42/x
  3. Step 3: Cross multiply
    29,062.66x = 40,030.08 × 22,335.42
  4. Step 4: Simplify right side
    29,062.66x = 894,088,649.43
  5. Step 5: Solve for x
    x = 894,088,649.43/29,062.66
  6. Step 6: Final answer
    x = 30,764.17

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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.