Home / 40,369.25-60,558.00-15,430.29

Finding the Fourth Proportional to 40,369.25, 60,558.00 and 15,430.29

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Solution

The fourth proportional to 40,369.25, 60,558.00 and 15,430.29 is: 23,147.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.25 : 60,558.00 = 15,430.29 : x
  2. Step 2: Convert to fraction form
    40,369.25/60,558.00 = 15,430.29/x
  3. Step 3: Cross multiply
    40,369.25x = 60,558.00 × 15,430.29
  4. Step 4: Simplify right side
    40,369.25x = 934,427,121.88
  5. Step 5: Solve for x
    x = 934,427,121.88/40,369.25
  6. Step 6: Final answer
    x = 23,147.01

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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.