Home / 157,167.54-217,145.34-109,633.23

Finding the Fourth Proportional to 157,167.54, 217,145.34 and 109,633.23

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Solution

The fourth proportional to 157,167.54, 217,145.34 and 109,633.23 is: 151,471.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,167.54 : 217,145.34 = 109,633.23 : x
  2. Step 2: Convert to fraction form
    157,167.54/217,145.34 = 109,633.23/x
  3. Step 3: Cross multiply
    157,167.54x = 217,145.34 × 109,633.23
  4. Step 4: Simplify right side
    157,167.54x = 23,806,345,003.65
  5. Step 5: Solve for x
    x = 23,806,345,003.65/157,167.54
  6. Step 6: Final answer
    x = 151,471.13

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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.