Home / 60,399.04-90,570.11-22,421.99

Finding the Fourth Proportional to 60,399.04, 90,570.11 and 22,421.99

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Solution

The fourth proportional to 60,399.04, 90,570.11 and 22,421.99 is: 33,622.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,399.04 : 90,570.11 = 22,421.99 : x
  2. Step 2: Convert to fraction form
    60,399.04/90,570.11 = 22,421.99/x
  3. Step 3: Cross multiply
    60,399.04x = 90,570.11 × 22,421.99
  4. Step 4: Simplify right side
    60,399.04x = 2,030,762,100.72
  5. Step 5: Solve for x
    x = 2,030,762,100.72/60,399.04
  6. Step 6: Final answer
    x = 33,622.42

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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.