Home / 167,507.64-231,180.21-99,525.18

Finding the Fourth Proportional to 167,507.64, 231,180.21 and 99,525.18

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Solution

The fourth proportional to 167,507.64, 231,180.21 and 99,525.18 is: 137,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,507.64 : 231,180.21 = 99,525.18 : x
  2. Step 2: Convert to fraction form
    167,507.64/231,180.21 = 99,525.18/x
  3. Step 3: Cross multiply
    167,507.64x = 231,180.21 × 99,525.18
  4. Step 4: Simplify right side
    167,507.64x = 23,008,252,012.69
  5. Step 5: Solve for x
    x = 23,008,252,012.69/167,507.64
  6. Step 6: Final answer
    x = 137,356.43

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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.