Home / 123,696.04-170,700.42-67,107.64

Finding the Fourth Proportional to 123,696.04, 170,700.42 and 67,107.64

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Solution

The fourth proportional to 123,696.04, 170,700.42 and 67,107.64 is: 92,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,696.04 : 170,700.42 = 67,107.64 : x
  2. Step 2: Convert to fraction form
    123,696.04/170,700.42 = 67,107.64/x
  3. Step 3: Cross multiply
    123,696.04x = 170,700.42 × 67,107.64
  4. Step 4: Simplify right side
    123,696.04x = 11,455,302,333.21
  5. Step 5: Solve for x
    x = 11,455,302,333.21/123,696.04
  6. Step 6: Final answer
    x = 92,608.48

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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.