Home / 70,897.24-106,355.58-31,453.48

Finding the Fourth Proportional to 70,897.24, 106,355.58 and 31,453.48

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Solution

The fourth proportional to 70,897.24, 106,355.58 and 31,453.48 is: 47,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,897.24 : 106,355.58 = 31,453.48 : x
  2. Step 2: Convert to fraction form
    70,897.24/106,355.58 = 31,453.48/x
  3. Step 3: Cross multiply
    70,897.24x = 106,355.58 × 31,453.48
  4. Step 4: Simplify right side
    70,897.24x = 3,345,253,108.42
  5. Step 5: Solve for x
    x = 3,345,253,108.42/70,897.24
  6. Step 6: Final answer
    x = 47,184.53

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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.