Home / 68,036.13-93,879.54-37,821.69

Finding the Fourth Proportional to 68,036.13, 93,879.54 and 37,821.69

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Solution

The fourth proportional to 68,036.13, 93,879.54 and 37,821.69 is: 52,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,036.13 : 93,879.54 = 37,821.69 : x
  2. Step 2: Convert to fraction form
    68,036.13/93,879.54 = 37,821.69/x
  3. Step 3: Cross multiply
    68,036.13x = 93,879.54 × 37,821.69
  4. Step 4: Simplify right side
    68,036.13x = 3,550,682,859.22
  5. Step 5: Solve for x
    x = 3,550,682,859.22/68,036.13
  6. Step 6: Final answer
    x = 52,188.20

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1.5x scale

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.