Home / 168,509.12-232,542.42-93,057.44

Finding the Fourth Proportional to 168,509.12, 232,542.42 and 93,057.44

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Solution

The fourth proportional to 168,509.12, 232,542.42 and 93,057.44 is: 128,419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,509.12 : 232,542.42 = 93,057.44 : x
  2. Step 2: Convert to fraction form
    168,509.12/232,542.42 = 93,057.44/x
  3. Step 3: Cross multiply
    168,509.12x = 232,542.42 × 93,057.44
  4. Step 4: Simplify right side
    168,509.12x = 21,639,802,296.60
  5. Step 5: Solve for x
    x = 21,639,802,296.60/168,509.12
  6. Step 6: Final answer
    x = 128,419.18

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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.