Home / 126,966.65-190,537.61-43,860.65

Finding the Fourth Proportional to 126,966.65, 190,537.61 and 43,860.65

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Solution

The fourth proportional to 126,966.65, 190,537.61 and 43,860.65 is: 65,821.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,966.65 : 190,537.61 = 43,860.65 : x
  2. Step 2: Convert to fraction form
    126,966.65/190,537.61 = 43,860.65/x
  3. Step 3: Cross multiply
    126,966.65x = 190,537.61 × 43,860.65
  4. Step 4: Simplify right side
    126,966.65x = 8,357,102,252.06
  5. Step 5: Solve for x
    x = 8,357,102,252.06/126,966.65
  6. Step 6: Final answer
    x = 65,821.24

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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.