Home / 192,634.61-288,560.23-157,222.13

Finding the Fourth Proportional to 192,634.61, 288,560.23 and 157,222.13

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Solution

The fourth proportional to 192,634.61, 288,560.23 and 157,222.13 is: 235,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,634.61 : 288,560.23 = 157,222.13 : x
  2. Step 2: Convert to fraction form
    192,634.61/288,560.23 = 157,222.13/x
  3. Step 3: Cross multiply
    192,634.61x = 288,560.23 × 157,222.13
  4. Step 4: Simplify right side
    192,634.61x = 45,368,052,158.03
  5. Step 5: Solve for x
    x = 45,368,052,158.03/192,634.61
  6. Step 6: Final answer
    x = 235,513.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.