Home / 61,207.20-91,803.51-16,838.46

Finding the Fourth Proportional to 61,207.20, 91,803.51 and 16,838.46

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Solution

The fourth proportional to 61,207.20, 91,803.51 and 16,838.46 is: 25,255.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,207.20 : 91,803.51 = 16,838.46 : x
  2. Step 2: Convert to fraction form
    61,207.20/91,803.51 = 16,838.46/x
  3. Step 3: Cross multiply
    61,207.20x = 91,803.51 × 16,838.46
  4. Step 4: Simplify right side
    61,207.20x = 1,545,829,730.99
  5. Step 5: Solve for x
    x = 1,545,829,730.99/61,207.20
  6. Step 6: Final answer
    x = 25,255.68

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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.