Home / 67,811.58-93,578.09-40,944.29

Finding the Fourth Proportional to 67,811.58, 93,578.09 and 40,944.29

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Solution

The fourth proportional to 67,811.58, 93,578.09 and 40,944.29 is: 56,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,811.58 : 93,578.09 = 40,944.29 : x
  2. Step 2: Convert to fraction form
    67,811.58/93,578.09 = 40,944.29/x
  3. Step 3: Cross multiply
    67,811.58x = 93,578.09 × 40,944.29
  4. Step 4: Simplify right side
    67,811.58x = 3,831,487,781.99
  5. Step 5: Solve for x
    x = 3,831,487,781.99/67,811.58
  6. Step 6: Final answer
    x = 56,501.97

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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.