Home / 56,524.68-77,969.52-40,630.68

Finding the Fourth Proportional to 56,524.68, 77,969.52 and 40,630.68

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Solution

The fourth proportional to 56,524.68, 77,969.52 and 40,630.68 is: 56,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,524.68 : 77,969.52 = 40,630.68 : x
  2. Step 2: Convert to fraction form
    56,524.68/77,969.52 = 40,630.68/x
  3. Step 3: Cross multiply
    56,524.68x = 77,969.52 × 40,630.68
  4. Step 4: Simplify right side
    56,524.68x = 3,167,954,616.87
  5. Step 5: Solve for x
    x = 3,167,954,616.87/56,524.68
  6. Step 6: Final answer
    x = 56,045.51

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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.