Home / 170,198.79-234,838.76-98,574.54

Finding the Fourth Proportional to 170,198.79, 234,838.76 and 98,574.54

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Solution

The fourth proportional to 170,198.79, 234,838.76 and 98,574.54 is: 136,012.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,198.79 : 234,838.76 = 98,574.54 : x
  2. Step 2: Convert to fraction form
    170,198.79/234,838.76 = 98,574.54/x
  3. Step 3: Cross multiply
    170,198.79x = 234,838.76 × 98,574.54
  4. Step 4: Simplify right side
    170,198.79x = 23,149,122,248.30
  5. Step 5: Solve for x
    x = 23,149,122,248.30/170,198.79
  6. Step 6: Final answer
    x = 136,012.26

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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.