Home / 167,264.97-230,823.69-90,784.20

Finding the Fourth Proportional to 167,264.97, 230,823.69 and 90,784.20

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Solution

The fourth proportional to 167,264.97, 230,823.69 and 90,784.20 is: 125,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,264.97 : 230,823.69 = 90,784.20 : x
  2. Step 2: Convert to fraction form
    167,264.97/230,823.69 = 90,784.20/x
  3. Step 3: Cross multiply
    167,264.97x = 230,823.69 × 90,784.20
  4. Step 4: Simplify right side
    167,264.97x = 20,955,144,037.70
  5. Step 5: Solve for x
    x = 20,955,144,037.70/167,264.97
  6. Step 6: Final answer
    x = 125,281.13

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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.