Home / 109,418.63-150,997.73-59,117.63

Finding the Fourth Proportional to 109,418.63, 150,997.73 and 59,117.63

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Solution

The fourth proportional to 109,418.63, 150,997.73 and 59,117.63 is: 81,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,418.63 : 150,997.73 = 59,117.63 : x
  2. Step 2: Convert to fraction form
    109,418.63/150,997.73 = 59,117.63/x
  3. Step 3: Cross multiply
    109,418.63x = 150,997.73 × 59,117.63
  4. Step 4: Simplify right side
    109,418.63x = 8,926,626,882.40
  5. Step 5: Solve for x
    x = 8,926,626,882.40/109,418.63
  6. Step 6: Final answer
    x = 81,582.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.