Home / 62,859.12-86,656.24-49,999.52

Finding the Fourth Proportional to 62,859.12, 86,656.24 and 49,999.52

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Solution

The fourth proportional to 62,859.12, 86,656.24 and 49,999.52 is: 68,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,859.12 : 86,656.24 = 49,999.52 : x
  2. Step 2: Convert to fraction form
    62,859.12/86,656.24 = 49,999.52/x
  3. Step 3: Cross multiply
    62,859.12x = 86,656.24 × 49,999.52
  4. Step 4: Simplify right side
    62,859.12x = 4,332,770,405.00
  5. Step 5: Solve for x
    x = 4,332,770,405.00/62,859.12
  6. Step 6: Final answer
    x = 68,928.27

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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.