Home / 53,448.74-80,200.77-38,778.74

Finding the Fourth Proportional to 53,448.74, 80,200.77 and 38,778.74

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Solution

The fourth proportional to 53,448.74, 80,200.77 and 38,778.74 is: 58,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448.74 : 80,200.77 = 38,778.74 : x
  2. Step 2: Convert to fraction form
    53,448.74/80,200.77 = 38,778.74/x
  3. Step 3: Cross multiply
    53,448.74x = 80,200.77 × 38,778.74
  4. Step 4: Simplify right side
    53,448.74x = 3,110,084,212.73
  5. Step 5: Solve for x
    x = 3,110,084,212.73/53,448.74
  6. Step 6: Final answer
    x = 58,188.17

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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.