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Finding the Fourth Proportional to 8,752.08, 12,070.47 and 7,396.02

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Solution

The fourth proportional to 8,752.08, 12,070.47 and 7,396.02 is: 10,200.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,752.08 : 12,070.47 = 7,396.02 : x
  2. Step 2: Convert to fraction form
    8,752.08/12,070.47 = 7,396.02/x
  3. Step 3: Cross multiply
    8,752.08x = 12,070.47 × 7,396.02
  4. Step 4: Simplify right side
    8,752.08x = 89,273,437.53
  5. Step 5: Solve for x
    x = 89,273,437.53/8,752.08
  6. Step 6: Final answer
    x = 10,200.25

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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.