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Finding the Fourth Proportional to 9,133.52, 13,701.12 and 2,559.68

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Solution

The fourth proportional to 9,133.52, 13,701.12 and 2,559.68 is: 3,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.52 : 13,701.12 = 2,559.68 : x
  2. Step 2: Convert to fraction form
    9,133.52/13,701.12 = 2,559.68/x
  3. Step 3: Cross multiply
    9,133.52x = 13,701.12 × 2,559.68
  4. Step 4: Simplify right side
    9,133.52x = 35,070,482.84
  5. Step 5: Solve for x
    x = 35,070,482.84/9,133.52
  6. Step 6: Final answer
    x = 3,839.76

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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.