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Finding the Fourth Proportional to 22,001.32, 32,995.02 and 11,607.40

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Solution

The fourth proportional to 22,001.32, 32,995.02 and 11,607.40 is: 17,407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,001.32 : 32,995.02 = 11,607.40 : x
  2. Step 2: Convert to fraction form
    22,001.32/32,995.02 = 11,607.40/x
  3. Step 3: Cross multiply
    22,001.32x = 32,995.02 × 11,607.40
  4. Step 4: Simplify right side
    22,001.32x = 382,986,395.15
  5. Step 5: Solve for x
    x = 382,986,395.15/22,001.32
  6. Step 6: Final answer
    x = 17,407.43

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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.