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Finding the Fourth Proportional to 17,777.04, 24,531.80 and 9,819.08

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Solution

The fourth proportional to 17,777.04, 24,531.80 and 9,819.08 is: 13,550.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,777.04 : 24,531.80 = 9,819.08 : x
  2. Step 2: Convert to fraction form
    17,777.04/24,531.80 = 9,819.08/x
  3. Step 3: Cross multiply
    17,777.04x = 24,531.80 × 9,819.08
  4. Step 4: Simplify right side
    17,777.04x = 240,879,706.74
  5. Step 5: Solve for x
    x = 240,879,706.74/17,777.04
  6. Step 6: Final answer
    x = 13,550.05

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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.