Home / 193,689.04-267,315.80-108,806.16

Finding the Fourth Proportional to 193,689.04, 267,315.80 and 108,806.16

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Solution

The fourth proportional to 193,689.04, 267,315.80 and 108,806.16 is: 150,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,689.04 : 267,315.80 = 108,806.16 : x
  2. Step 2: Convert to fraction form
    193,689.04/267,315.80 = 108,806.16/x
  3. Step 3: Cross multiply
    193,689.04x = 267,315.80 × 108,806.16
  4. Step 4: Simplify right side
    193,689.04x = 29,085,605,705.33
  5. Step 5: Solve for x
    x = 29,085,605,705.33/193,689.04
  6. Step 6: Final answer
    x = 150,166.50

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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.