Home / 217,718.06-300,398.31-127,022.24

Finding the Fourth Proportional to 217,718.06, 300,398.31 and 127,022.24

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Solution

The fourth proportional to 217,718.06, 300,398.31 and 127,022.24 is: 175,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,718.06 : 300,398.31 = 127,022.24 : x
  2. Step 2: Convert to fraction form
    217,718.06/300,398.31 = 127,022.24/x
  3. Step 3: Cross multiply
    217,718.06x = 300,398.31 × 127,022.24
  4. Step 4: Simplify right side
    217,718.06x = 38,157,266,979.41
  5. Step 5: Solve for x
    x = 38,157,266,979.41/217,718.06
  6. Step 6: Final answer
    x = 175,260.00

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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.