Home / 207,840.75-286,428.31-150,382.79

Finding the Fourth Proportional to 207,840.75, 286,428.31 and 150,382.79

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Solution

The fourth proportional to 207,840.75, 286,428.31 and 150,382.79 is: 207,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,840.75 : 286,428.31 = 150,382.79 : x
  2. Step 2: Convert to fraction form
    207,840.75/286,428.31 = 150,382.79/x
  3. Step 3: Cross multiply
    207,840.75x = 286,428.31 × 150,382.79
  4. Step 4: Simplify right side
    207,840.75x = 43,073,889,118.96
  5. Step 5: Solve for x
    x = 43,073,889,118.96/207,840.75
  6. Step 6: Final answer
    x = 207,244.68

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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.