Home / 150,020.10-207,055.44-96,372.18

Finding the Fourth Proportional to 150,020.10, 207,055.44 and 96,372.18

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Solution

The fourth proportional to 150,020.10, 207,055.44 and 96,372.18 is: 133,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,020.10 : 207,055.44 = 96,372.18 : x
  2. Step 2: Convert to fraction form
    150,020.10/207,055.44 = 96,372.18/x
  3. Step 3: Cross multiply
    150,020.10x = 207,055.44 × 96,372.18
  4. Step 4: Simplify right side
    150,020.10x = 19,954,384,133.66
  5. Step 5: Solve for x
    x = 19,954,384,133.66/150,020.10
  6. Step 6: Final answer
    x = 133,011.40

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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.