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Finding the Fourth Proportional to 9,073.60, 12,520.64 and 5,094.08

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Solution

The fourth proportional to 9,073.60, 12,520.64 and 5,094.08 is: 7,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.60 : 12,520.64 = 5,094.08 : x
  2. Step 2: Convert to fraction form
    9,073.60/12,520.64 = 5,094.08/x
  3. Step 3: Cross multiply
    9,073.60x = 12,520.64 × 5,094.08
  4. Step 4: Simplify right side
    9,073.60x = 63,781,141.81
  5. Step 5: Solve for x
    x = 63,781,141.81/9,073.60
  6. Step 6: Final answer
    x = 7,029.31

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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.