Home / 170,147.01-234,816.42-98,528.28

Finding the Fourth Proportional to 170,147.01, 234,816.42 and 98,528.28

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Solution

The fourth proportional to 170,147.01, 234,816.42 and 98,528.28 is: 135,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,147.01 : 234,816.42 = 98,528.28 : x
  2. Step 2: Convert to fraction form
    170,147.01/234,816.42 = 98,528.28/x
  3. Step 3: Cross multiply
    170,147.01x = 234,816.42 × 98,528.28
  4. Step 4: Simplify right side
    170,147.01x = 23,136,057,978.36
  5. Step 5: Solve for x
    x = 23,136,057,978.36/170,147.01
  6. Step 6: Final answer
    x = 135,976.87

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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.