Home / 53,983.70-80,966.33-14,531.59

Finding the Fourth Proportional to 53,983.70, 80,966.33 and 14,531.59

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Solution

The fourth proportional to 53,983.70, 80,966.33 and 14,531.59 is: 21,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,983.70 : 80,966.33 = 14,531.59 : x
  2. Step 2: Convert to fraction form
    53,983.70/80,966.33 = 14,531.59/x
  3. Step 3: Cross multiply
    53,983.70x = 80,966.33 × 14,531.59
  4. Step 4: Simplify right side
    53,983.70x = 1,176,569,470.33
  5. Step 5: Solve for x
    x = 1,176,569,470.33/53,983.70
  6. Step 6: Final answer
    x = 21,794.90

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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.