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Finding the Fourth Proportional to 26,842.64, 37,043.24 and 16,230.40

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Solution

The fourth proportional to 26,842.64, 37,043.24 and 16,230.40 is: 22,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,842.64 : 37,043.24 = 16,230.40 : x
  2. Step 2: Convert to fraction form
    26,842.64/37,043.24 = 16,230.40/x
  3. Step 3: Cross multiply
    26,842.64x = 37,043.24 × 16,230.40
  4. Step 4: Simplify right side
    26,842.64x = 601,226,602.50
  5. Step 5: Solve for x
    x = 601,226,602.50/26,842.64
  6. Step 6: Final answer
    x = 22,398.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.