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Finding the Fourth Proportional to 32,567.32, 44,943.88 and 18,419.88

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Solution

The fourth proportional to 32,567.32, 44,943.88 and 18,419.88 is: 25,419.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,567.32 : 44,943.88 = 18,419.88 : x
  2. Step 2: Convert to fraction form
    32,567.32/44,943.88 = 18,419.88/x
  3. Step 3: Cross multiply
    32,567.32x = 44,943.88 × 18,419.88
  4. Step 4: Simplify right side
    32,567.32x = 827,860,876.33
  5. Step 5: Solve for x
    x = 827,860,876.33/32,567.32
  6. Step 6: Final answer
    x = 25,419.99

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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.