Home / 53,251.55-73,487.15-29,378.28

Finding the Fourth Proportional to 53,251.55, 73,487.15 and 29,378.28

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Solution

The fourth proportional to 53,251.55, 73,487.15 and 29,378.28 is: 40,542.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,251.55 : 73,487.15 = 29,378.28 : x
  2. Step 2: Convert to fraction form
    53,251.55/73,487.15 = 29,378.28/x
  3. Step 3: Cross multiply
    53,251.55x = 73,487.15 × 29,378.28
  4. Step 4: Simplify right side
    53,251.55x = 2,158,925,922.21
  5. Step 5: Solve for x
    x = 2,158,925,922.21/53,251.55
  6. Step 6: Final answer
    x = 40,542.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.