Home / 207,723.56-286,658.62-112,230.24

Finding the Fourth Proportional to 207,723.56, 286,658.62 and 112,230.24

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Solution

The fourth proportional to 207,723.56, 286,658.62 and 112,230.24 is: 154,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,723.56 : 286,658.62 = 112,230.24 : x
  2. Step 2: Convert to fraction form
    207,723.56/286,658.62 = 112,230.24/x
  3. Step 3: Cross multiply
    207,723.56x = 286,658.62 × 112,230.24
  4. Step 4: Simplify right side
    207,723.56x = 32,171,765,720.67
  5. Step 5: Solve for x
    x = 32,171,765,720.67/207,723.56
  6. Step 6: Final answer
    x = 154,877.79

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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.