Home / 53,352.50-80,032.90-15,909.70

Finding the Fourth Proportional to 53,352.50, 80,032.90 and 15,909.70

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Solution

The fourth proportional to 53,352.50, 80,032.90 and 15,909.70 is: 23,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,352.50 : 80,032.90 = 15,909.70 : x
  2. Step 2: Convert to fraction form
    53,352.50/80,032.90 = 15,909.70/x
  3. Step 3: Cross multiply
    53,352.50x = 80,032.90 × 15,909.70
  4. Step 4: Simplify right side
    53,352.50x = 1,273,299,429.13
  5. Step 5: Solve for x
    x = 1,273,299,429.13/53,352.50
  6. Step 6: Final answer
    x = 23,865.79

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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.