Home / 61,138.37-91,701.41-16,769.58

Finding the Fourth Proportional to 61,138.37, 91,701.41 and 16,769.58

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Solution

The fourth proportional to 61,138.37, 91,701.41 and 16,769.58 is: 25,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,138.37 : 91,701.41 = 16,769.58 : x
  2. Step 2: Convert to fraction form
    61,138.37/91,701.41 = 16,769.58/x
  3. Step 3: Cross multiply
    61,138.37x = 91,701.41 × 16,769.58
  4. Step 4: Simplify right side
    61,138.37x = 1,537,794,131.11
  5. Step 5: Solve for x
    x = 1,537,794,131.11/61,138.37
  6. Step 6: Final answer
    x = 25,152.68

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1.5x scale

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.