Home / 261,968.74-392,624.29-112,032.66

Finding the Fourth Proportional to 261,968.74, 392,624.29 and 112,032.66

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Solution

The fourth proportional to 261,968.74, 392,624.29 and 112,032.66 is: 167,908.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,968.74 : 392,624.29 = 112,032.66 : x
  2. Step 2: Convert to fraction form
    261,968.74/392,624.29 = 112,032.66/x
  3. Step 3: Cross multiply
    261,968.74x = 392,624.29 × 112,032.66
  4. Step 4: Simplify right side
    261,968.74x = 43,986,743,589.31
  5. Step 5: Solve for x
    x = 43,986,743,589.31/261,968.74
  6. Step 6: Final answer
    x = 167,908.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.