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Finding the Fourth Proportional to 23,203.40, 34,807.08 and 7,410.68

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Solution

The fourth proportional to 23,203.40, 34,807.08 and 7,410.68 is: 11,116.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,203.40 : 34,807.08 = 7,410.68 : x
  2. Step 2: Convert to fraction form
    23,203.40/34,807.08 = 7,410.68/x
  3. Step 3: Cross multiply
    23,203.40x = 34,807.08 × 7,410.68
  4. Step 4: Simplify right side
    23,203.40x = 257,944,131.61
  5. Step 5: Solve for x
    x = 257,944,131.61/23,203.40
  6. Step 6: Final answer
    x = 11,116.65

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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.