Home / 68,300.69-94,255.48-38,087.96

Finding the Fourth Proportional to 68,300.69, 94,255.48 and 38,087.96

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Solution

The fourth proportional to 68,300.69, 94,255.48 and 38,087.96 is: 52,561.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,300.69 : 94,255.48 = 38,087.96 : x
  2. Step 2: Convert to fraction form
    68,300.69/94,255.48 = 38,087.96/x
  3. Step 3: Cross multiply
    68,300.69x = 94,255.48 × 38,087.96
  4. Step 4: Simplify right side
    68,300.69x = 3,589,999,323.63
  5. Step 5: Solve for x
    x = 3,589,999,323.63/68,300.69
  6. Step 6: Final answer
    x = 52,561.69

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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.