Home / 40,396.30-60,582.09-19,325.23

Finding the Fourth Proportional to 40,396.30, 60,582.09 and 19,325.23

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Solution

The fourth proportional to 40,396.30, 60,582.09 and 19,325.23 is: 28,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,396.30 : 60,582.09 = 19,325.23 : x
  2. Step 2: Convert to fraction form
    40,396.30/60,582.09 = 19,325.23/x
  3. Step 3: Cross multiply
    40,396.30x = 60,582.09 × 19,325.23
  4. Step 4: Simplify right side
    40,396.30x = 1,170,762,823.13
  5. Step 5: Solve for x
    x = 1,170,762,823.13/40,396.30
  6. Step 6: Final answer
    x = 28,981.93

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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.