Home / 52,232.40-72,104.16-31,018.56

Finding the Fourth Proportional to 52,232.40, 72,104.16 and 31,018.56

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Solution

The fourth proportional to 52,232.40, 72,104.16 and 31,018.56 is: 42,819.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,232.40 : 72,104.16 = 31,018.56 : x
  2. Step 2: Convert to fraction form
    52,232.40/72,104.16 = 31,018.56/x
  3. Step 3: Cross multiply
    52,232.40x = 72,104.16 × 31,018.56
  4. Step 4: Simplify right side
    52,232.40x = 2,236,567,213.21
  5. Step 5: Solve for x
    x = 2,236,567,213.21/52,232.40
  6. Step 6: Final answer
    x = 42,819.54

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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.