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Finding the Fourth Proportional to 39,841.08, 59,778.90 and 19,051.08

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Solution

The fourth proportional to 39,841.08, 59,778.90 and 19,051.08 is: 28,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841.08 : 59,778.90 = 19,051.08 : x
  2. Step 2: Convert to fraction form
    39,841.08/59,778.90 = 19,051.08/x
  3. Step 3: Cross multiply
    39,841.08x = 59,778.90 × 19,051.08
  4. Step 4: Simplify right side
    39,841.08x = 1,138,852,606.21
  5. Step 5: Solve for x
    x = 1,138,852,606.21/39,841.08
  6. Step 6: Final answer
    x = 28,584.88

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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.