Home / 60,043.26-90,066.71-20,599.80

Finding the Fourth Proportional to 60,043.26, 90,066.71 and 20,599.80

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Solution

The fourth proportional to 60,043.26, 90,066.71 and 20,599.80 is: 30,900.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,043.26 : 90,066.71 = 20,599.80 : x
  2. Step 2: Convert to fraction form
    60,043.26/90,066.71 = 20,599.80/x
  3. Step 3: Cross multiply
    60,043.26x = 90,066.71 × 20,599.80
  4. Step 4: Simplify right side
    60,043.26x = 1,855,356,212.66
  5. Step 5: Solve for x
    x = 1,855,356,212.66/60,043.26
  6. Step 6: Final answer
    x = 30,900.32

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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.