Home / 53,531.48-80,306.34-18,462.92

Finding the Fourth Proportional to 53,531.48, 80,306.34 and 18,462.92

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Solution

The fourth proportional to 53,531.48, 80,306.34 and 18,462.92 is: 27,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.48 : 80,306.34 = 18,462.92 : x
  2. Step 2: Convert to fraction form
    53,531.48/80,306.34 = 18,462.92/x
  3. Step 3: Cross multiply
    53,531.48x = 80,306.34 × 18,462.92
  4. Step 4: Simplify right side
    53,531.48x = 1,482,689,530.91
  5. Step 5: Solve for x
    x = 1,482,689,530.91/53,531.48
  6. Step 6: Final answer
    x = 27,697.53

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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.