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Finding the Fourth Proportional to 23,603.68, 35,411.46 and 19,393.98

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Solution

The fourth proportional to 23,603.68, 35,411.46 and 19,393.98 is: 29,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,603.68 : 35,411.46 = 19,393.98 : x
  2. Step 2: Convert to fraction form
    23,603.68/35,411.46 = 19,393.98/x
  3. Step 3: Cross multiply
    23,603.68x = 35,411.46 × 19,393.98
  4. Step 4: Simplify right side
    23,603.68x = 686,769,147.01
  5. Step 5: Solve for x
    x = 686,769,147.01/23,603.68
  6. Step 6: Final answer
    x = 29,095.85

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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.