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Finding the Fourth Proportional to 53,459.48, 80,207.01 and 17,924.31

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Solution

The fourth proportional to 53,459.48, 80,207.01 and 17,924.31 is: 26,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,459.48 : 80,207.01 = 17,924.31 : x
  2. Step 2: Convert to fraction form
    53,459.48/80,207.01 = 17,924.31/x
  3. Step 3: Cross multiply
    53,459.48x = 80,207.01 × 17,924.31
  4. Step 4: Simplify right side
    53,459.48x = 1,437,655,311.41
  5. Step 5: Solve for x
    x = 1,437,655,311.41/53,459.48
  6. Step 6: Final answer
    x = 26,892.43

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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.