Home / 68,727.72-94,897.86-52,786.92

Finding the Fourth Proportional to 68,727.72, 94,897.86 and 52,786.92

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Solution

The fourth proportional to 68,727.72, 94,897.86 and 52,786.92 is: 72,887.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,727.72 : 94,897.86 = 52,786.92 : x
  2. Step 2: Convert to fraction form
    68,727.72/94,897.86 = 52,786.92/x
  3. Step 3: Cross multiply
    68,727.72x = 94,897.86 × 52,786.92
  4. Step 4: Simplify right side
    68,727.72x = 5,009,365,743.99
  5. Step 5: Solve for x
    x = 5,009,365,743.99/68,727.72
  6. Step 6: Final answer
    x = 72,887.12

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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.