Home / 170,806.02-256,209.03-82,004.10

Finding the Fourth Proportional to 170,806.02, 256,209.03 and 82,004.10

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Solution

The fourth proportional to 170,806.02, 256,209.03 and 82,004.10 is: 123,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,806.02 : 256,209.03 = 82,004.10 : x
  2. Step 2: Convert to fraction form
    170,806.02/256,209.03 = 82,004.10/x
  3. Step 3: Cross multiply
    170,806.02x = 256,209.03 × 82,004.10
  4. Step 4: Simplify right side
    170,806.02x = 21,010,190,917.02
  5. Step 5: Solve for x
    x = 21,010,190,917.02/170,806.02
  6. Step 6: Final answer
    x = 123,006.15

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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.