Home / 67,530.43-101,295.69-17,610.40

Finding the Fourth Proportional to 67,530.43, 101,295.69 and 17,610.40

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Solution

The fourth proportional to 67,530.43, 101,295.69 and 17,610.40 is: 26,415.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,530.43 : 101,295.69 = 17,610.40 : x
  2. Step 2: Convert to fraction form
    67,530.43/101,295.69 = 17,610.40/x
  3. Step 3: Cross multiply
    67,530.43x = 101,295.69 × 17,610.40
  4. Step 4: Simplify right side
    67,530.43x = 1,783,857,619.18
  5. Step 5: Solve for x
    x = 1,783,857,619.18/67,530.43
  6. Step 6: Final answer
    x = 26,415.61

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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.