Home / 207,454.56-286,301.55-115,588.27

Finding the Fourth Proportional to 207,454.56, 286,301.55 and 115,588.27

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Solution

The fourth proportional to 207,454.56, 286,301.55 and 115,588.27 is: 159,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,454.56 : 286,301.55 = 115,588.27 : x
  2. Step 2: Convert to fraction form
    207,454.56/286,301.55 = 115,588.27/x
  3. Step 3: Cross multiply
    207,454.56x = 286,301.55 × 115,588.27
  4. Step 4: Simplify right side
    207,454.56x = 33,093,100,862.82
  5. Step 5: Solve for x
    x = 33,093,100,862.82/207,454.56
  6. Step 6: Final answer
    x = 159,519.76

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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.