Home / 170,943.10-256,192.70-69,622.97

Finding the Fourth Proportional to 170,943.10, 256,192.70 and 69,622.97

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Solution

The fourth proportional to 170,943.10, 256,192.70 and 69,622.97 is: 104,344.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,943.10 : 256,192.70 = 69,622.97 : x
  2. Step 2: Convert to fraction form
    170,943.10/256,192.70 = 69,622.97/x
  3. Step 3: Cross multiply
    170,943.10x = 256,192.70 × 69,622.97
  4. Step 4: Simplify right side
    170,943.10x = 17,836,897,574.82
  5. Step 5: Solve for x
    x = 17,836,897,574.82/170,943.10
  6. Step 6: Final answer
    x = 104,344.07

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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.