Home / 53,375.61-80,063.46-13,932.66

Finding the Fourth Proportional to 53,375.61, 80,063.46 and 13,932.66

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Solution

The fourth proportional to 53,375.61, 80,063.46 and 13,932.66 is: 20,899.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,375.61 : 80,063.46 = 13,932.66 : x
  2. Step 2: Convert to fraction form
    53,375.61/80,063.46 = 13,932.66/x
  3. Step 3: Cross multiply
    53,375.61x = 80,063.46 × 13,932.66
  4. Step 4: Simplify right side
    53,375.61x = 1,115,496,966.60
  5. Step 5: Solve for x
    x = 1,115,496,966.60/53,375.61
  6. Step 6: Final answer
    x = 20,899.00

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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.