Home / 157,525.26-217,397.78-89,563.56

Finding the Fourth Proportional to 157,525.26, 217,397.78 and 89,563.56

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Solution

The fourth proportional to 157,525.26, 217,397.78 and 89,563.56 is: 123,605.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,525.26 : 217,397.78 = 89,563.56 : x
  2. Step 2: Convert to fraction form
    157,525.26/217,397.78 = 89,563.56/x
  3. Step 3: Cross multiply
    157,525.26x = 217,397.78 × 89,563.56
  4. Step 4: Simplify right side
    157,525.26x = 19,470,918,665.08
  5. Step 5: Solve for x
    x = 19,470,918,665.08/157,525.26
  6. Step 6: Final answer
    x = 123,605.06

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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.