Home / 40,518.99-60,702.45-15,542.09

Finding the Fourth Proportional to 40,518.99, 60,702.45 and 15,542.09

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Solution

The fourth proportional to 40,518.99, 60,702.45 and 15,542.09 is: 23,283.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,518.99 : 60,702.45 = 15,542.09 : x
  2. Step 2: Convert to fraction form
    40,518.99/60,702.45 = 15,542.09/x
  3. Step 3: Cross multiply
    40,518.99x = 60,702.45 × 15,542.09
  4. Step 4: Simplify right side
    40,518.99x = 943,442,598.75
  5. Step 5: Solve for x
    x = 943,442,598.75/40,518.99
  6. Step 6: Final answer
    x = 23,283.96

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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.