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Finding the Fourth Proportional to 16,053.60, 22,490.40 and 16,053.60

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Solution

The fourth proportional to 16,053.60, 22,490.40 and 16,053.60 is: 22,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053.60 : 22,490.40 = 16,053.60 : x
  2. Step 2: Convert to fraction form
    16,053.60/22,490.40 = 16,053.60/x
  3. Step 3: Cross multiply
    16,053.60x = 22,490.40 × 16,053.60
  4. Step 4: Simplify right side
    16,053.60x = 361,051,885.44
  5. Step 5: Solve for x
    x = 361,051,885.44/16,053.60
  6. Step 6: Final answer
    x = 22,490.40

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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.