Home / 236,046.02-325,739.38-128,616.94

Finding the Fourth Proportional to 236,046.02, 325,739.38 and 128,616.94

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Solution

The fourth proportional to 236,046.02, 325,739.38 and 128,616.94 is: 177,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,046.02 : 325,739.38 = 128,616.94 : x
  2. Step 2: Convert to fraction form
    236,046.02/325,739.38 = 128,616.94/x
  3. Step 3: Cross multiply
    236,046.02x = 325,739.38 × 128,616.94
  4. Step 4: Simplify right side
    236,046.02x = 41,895,602,293.10
  5. Step 5: Solve for x
    x = 41,895,602,293.10/236,046.02
  6. Step 6: Final answer
    x = 177,489.13

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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.