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Finding the Fourth Proportional to 28,892.60, 43,259.01 and 14,822.29

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Solution

The fourth proportional to 28,892.60, 43,259.01 and 14,822.29 is: 22,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,892.60 : 43,259.01 = 14,822.29 : x
  2. Step 2: Convert to fraction form
    28,892.60/43,259.01 = 14,822.29/x
  3. Step 3: Cross multiply
    28,892.60x = 43,259.01 × 14,822.29
  4. Step 4: Simplify right side
    28,892.60x = 641,197,673.20
  5. Step 5: Solve for x
    x = 641,197,673.20/28,892.60
  6. Step 6: Final answer
    x = 22,192.45

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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.