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Finding the Fourth Proportional to 53,859.99, 80,718.69 and 41,332.14

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Solution

The fourth proportional to 53,859.99, 80,718.69 and 41,332.14 is: 61,943.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,859.99 : 80,718.69 = 41,332.14 : x
  2. Step 2: Convert to fraction form
    53,859.99/80,718.69 = 41,332.14/x
  3. Step 3: Cross multiply
    53,859.99x = 80,718.69 × 41,332.14
  4. Step 4: Simplify right side
    53,859.99x = 3,336,276,195.70
  5. Step 5: Solve for x
    x = 3,336,276,195.70/53,859.99
  6. Step 6: Final answer
    x = 61,943.50

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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.