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Finding the Fourth Proportional to 32,162.70, 44,386.88 and 19,419.02

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Solution

The fourth proportional to 32,162.70, 44,386.88 and 19,419.02 is: 26,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,162.70 : 44,386.88 = 19,419.02 : x
  2. Step 2: Convert to fraction form
    32,162.70/44,386.88 = 19,419.02/x
  3. Step 3: Cross multiply
    32,162.70x = 44,386.88 × 19,419.02
  4. Step 4: Simplify right side
    32,162.70x = 861,949,391.43
  5. Step 5: Solve for x
    x = 861,949,391.43/32,162.70
  6. Step 6: Final answer
    x = 26,799.66

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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.