Home / 85,238.24-127,857.45-46,044.56

Finding the Fourth Proportional to 85,238.24, 127,857.45 and 46,044.56

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Solution

The fourth proportional to 85,238.24, 127,857.45 and 46,044.56 is: 69,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,238.24 : 127,857.45 = 46,044.56 : x
  2. Step 2: Convert to fraction form
    85,238.24/127,857.45 = 46,044.56/x
  3. Step 3: Cross multiply
    85,238.24x = 127,857.45 × 46,044.56
  4. Step 4: Simplify right side
    85,238.24x = 5,887,140,027.97
  5. Step 5: Solve for x
    x = 5,887,140,027.97/85,238.24
  6. Step 6: Final answer
    x = 69,066.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.