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Finding the Fourth Proportional to 8,577.58, 11,839.98 and 5,041.84

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Solution

The fourth proportional to 8,577.58, 11,839.98 and 5,041.84 is: 6,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.58 : 11,839.98 = 5,041.84 : x
  2. Step 2: Convert to fraction form
    8,577.58/11,839.98 = 5,041.84/x
  3. Step 3: Cross multiply
    8,577.58x = 11,839.98 × 5,041.84
  4. Step 4: Simplify right side
    8,577.58x = 59,695,284.76
  5. Step 5: Solve for x
    x = 59,695,284.76/8,577.58
  6. Step 6: Final answer
    x = 6,959.46

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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.