Home / 77,648.48-116,441.76-33,295.04

Finding the Fourth Proportional to 77,648.48, 116,441.76 and 33,295.04

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Solution

The fourth proportional to 77,648.48, 116,441.76 and 33,295.04 is: 49,929.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,648.48 : 116,441.76 = 33,295.04 : x
  2. Step 2: Convert to fraction form
    77,648.48/116,441.76 = 33,295.04/x
  3. Step 3: Cross multiply
    77,648.48x = 116,441.76 × 33,295.04
  4. Step 4: Simplify right side
    77,648.48x = 3,876,933,056.87
  5. Step 5: Solve for x
    x = 3,876,933,056.87/77,648.48
  6. Step 6: Final answer
    x = 49,929.28

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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.