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Finding the Fourth Proportional to 22,124.60, 31,052.20 and 22,124.60

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Solution

The fourth proportional to 22,124.60, 31,052.20 and 22,124.60 is: 31,052.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.60 : 31,052.20 = 22,124.60 : x
  2. Step 2: Convert to fraction form
    22,124.60/31,052.20 = 22,124.60/x
  3. Step 3: Cross multiply
    22,124.60x = 31,052.20 × 22,124.60
  4. Step 4: Simplify right side
    22,124.60x = 687,017,504.12
  5. Step 5: Solve for x
    x = 687,017,504.12/22,124.60
  6. Step 6: Final answer
    x = 31,052.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.