Home / 61,500.24-92,041.20-39,328.80

Finding the Fourth Proportional to 61,500.24, 92,041.20 and 39,328.80

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Solution

The fourth proportional to 61,500.24, 92,041.20 and 39,328.80 is: 58,859.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,500.24 : 92,041.20 = 39,328.80 : x
  2. Step 2: Convert to fraction form
    61,500.24/92,041.20 = 39,328.80/x
  3. Step 3: Cross multiply
    61,500.24x = 92,041.20 × 39,328.80
  4. Step 4: Simplify right side
    61,500.24x = 3,619,869,946.56
  5. Step 5: Solve for x
    x = 3,619,869,946.56/61,500.24
  6. Step 6: Final answer
    x = 58,859.44

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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.