Home / 167,666.65-231,381.51-91,186.48

Finding the Fourth Proportional to 167,666.65, 231,381.51 and 91,186.48

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Solution

The fourth proportional to 167,666.65, 231,381.51 and 91,186.48 is: 125,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,666.65 : 231,381.51 = 91,186.48 : x
  2. Step 2: Convert to fraction form
    167,666.65/231,381.51 = 91,186.48/x
  3. Step 3: Cross multiply
    167,666.65x = 231,381.51 × 91,186.48
  4. Step 4: Simplify right side
    167,666.65x = 21,098,865,433.98
  5. Step 5: Solve for x
    x = 21,098,865,433.98/167,666.65
  6. Step 6: Final answer
    x = 125,838.18

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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.