Home / 70,855.17-106,288.40-23,468.36

Finding the Fourth Proportional to 70,855.17, 106,288.40 and 23,468.36

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Solution

The fourth proportional to 70,855.17, 106,288.40 and 23,468.36 is: 35,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,855.17 : 106,288.40 = 23,468.36 : x
  2. Step 2: Convert to fraction form
    70,855.17/106,288.40 = 23,468.36/x
  3. Step 3: Cross multiply
    70,855.17x = 106,288.40 × 23,468.36
  4. Step 4: Simplify right side
    70,855.17x = 2,494,413,786.24
  5. Step 5: Solve for x
    x = 2,494,413,786.24/70,855.17
  6. Step 6: Final answer
    x = 35,204.40

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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.