Home / 113,037.22-155,990.28-62,736.22

Finding the Fourth Proportional to 113,037.22, 155,990.28 and 62,736.22

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Solution

The fourth proportional to 113,037.22, 155,990.28 and 62,736.22 is: 86,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,037.22 : 155,990.28 = 62,736.22 : x
  2. Step 2: Convert to fraction form
    113,037.22/155,990.28 = 62,736.22/x
  3. Step 3: Cross multiply
    113,037.22x = 155,990.28 × 62,736.22
  4. Step 4: Simplify right side
    113,037.22x = 9,786,240,523.94
  5. Step 5: Solve for x
    x = 9,786,240,523.94/113,037.22
  6. Step 6: Final answer
    x = 86,575.38

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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.