Home / 72,524.16-100,057.68-47,388.24

Finding the Fourth Proportional to 72,524.16, 100,057.68 and 47,388.24

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Solution

The fourth proportional to 72,524.16, 100,057.68 and 47,388.24 is: 65,379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,524.16 : 100,057.68 = 47,388.24 : x
  2. Step 2: Convert to fraction form
    72,524.16/100,057.68 = 47,388.24/x
  3. Step 3: Cross multiply
    72,524.16x = 100,057.68 × 47,388.24
  4. Step 4: Simplify right side
    72,524.16x = 4,741,557,353.68
  5. Step 5: Solve for x
    x = 4,741,557,353.68/72,524.16
  6. Step 6: Final answer
    x = 65,379.00

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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.