Home / 230,769.64-318,513.38-150,056.68

Finding the Fourth Proportional to 230,769.64, 318,513.38 and 150,056.68

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Solution

The fourth proportional to 230,769.64, 318,513.38 and 150,056.68 is: 207,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,769.64 : 318,513.38 = 150,056.68 : x
  2. Step 2: Convert to fraction form
    230,769.64/318,513.38 = 150,056.68/x
  3. Step 3: Cross multiply
    230,769.64x = 318,513.38 × 150,056.68
  4. Step 4: Simplify right side
    230,769.64x = 47,795,060,338.38
  5. Step 5: Solve for x
    x = 47,795,060,338.38/230,769.64
  6. Step 6: Final answer
    x = 207,111.56

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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.