Home / 217,904.13-300,012.51-185,944.77

Finding the Fourth Proportional to 217,904.13, 300,012.51 and 185,944.77

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Solution

The fourth proportional to 217,904.13, 300,012.51 and 185,944.77 is: 256,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,904.13 : 300,012.51 = 185,944.77 : x
  2. Step 2: Convert to fraction form
    217,904.13/300,012.51 = 185,944.77/x
  3. Step 3: Cross multiply
    217,904.13x = 300,012.51 × 185,944.77
  4. Step 4: Simplify right side
    217,904.13x = 55,785,757,169.07
  5. Step 5: Solve for x
    x = 55,785,757,169.07/217,904.13
  6. Step 6: Final answer
    x = 256,010.55

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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.