Home / 113,115.50-169,556.59-50,829.74

Finding the Fourth Proportional to 113,115.50, 169,556.59 and 50,829.74

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Solution

The fourth proportional to 113,115.50, 169,556.59 and 50,829.74 is: 76,192.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,115.50 : 169,556.59 = 50,829.74 : x
  2. Step 2: Convert to fraction form
    113,115.50/169,556.59 = 50,829.74/x
  3. Step 3: Cross multiply
    113,115.50x = 169,556.59 × 50,829.74
  4. Step 4: Simplify right side
    113,115.50x = 8,618,517,384.99
  5. Step 5: Solve for x
    x = 8,618,517,384.99/113,115.50
  6. Step 6: Final answer
    x = 76,192.19

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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.