Home / 40,706.02-61,067.80-12,625.52

Finding the Fourth Proportional to 40,706.02, 61,067.80 and 12,625.52

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Solution

The fourth proportional to 40,706.02, 61,067.80 and 12,625.52 is: 18,940.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,706.02 : 61,067.80 = 12,625.52 : x
  2. Step 2: Convert to fraction form
    40,706.02/61,067.80 = 12,625.52/x
  3. Step 3: Cross multiply
    40,706.02x = 61,067.80 × 12,625.52
  4. Step 4: Simplify right side
    40,706.02x = 771,012,440.70
  5. Step 5: Solve for x
    x = 771,012,440.70/40,706.02
  6. Step 6: Final answer
    x = 18,940.99

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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.