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Finding the Fourth Proportional to 16,342.60, 24,513.90 and 5,250.10

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Solution

The fourth proportional to 16,342.60, 24,513.90 and 5,250.10 is: 7,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342.60 : 24,513.90 = 5,250.10 : x
  2. Step 2: Convert to fraction form
    16,342.60/24,513.90 = 5,250.10/x
  3. Step 3: Cross multiply
    16,342.60x = 24,513.90 × 5,250.10
  4. Step 4: Simplify right side
    16,342.60x = 128,700,426.39
  5. Step 5: Solve for x
    x = 128,700,426.39/16,342.60
  6. Step 6: Final answer
    x = 7,875.15

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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.