Home / 166,934.16-230,369.34-90,453.19

Finding the Fourth Proportional to 166,934.16, 230,369.34 and 90,453.19

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Solution

The fourth proportional to 166,934.16, 230,369.34 and 90,453.19 is: 124,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,934.16 : 230,369.34 = 90,453.19 : x
  2. Step 2: Convert to fraction form
    166,934.16/230,369.34 = 90,453.19/x
  3. Step 3: Cross multiply
    166,934.16x = 230,369.34 × 90,453.19
  4. Step 4: Simplify right side
    166,934.16x = 20,837,641,681.19
  5. Step 5: Solve for x
    x = 20,837,641,681.19/166,934.16
  6. Step 6: Final answer
    x = 124,825.51

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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.