Home / 53,039.76-73,194.77-30,386.09

Finding the Fourth Proportional to 53,039.76, 73,194.77 and 30,386.09

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Solution

The fourth proportional to 53,039.76, 73,194.77 and 30,386.09 is: 41,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.76 : 73,194.77 = 30,386.09 : x
  2. Step 2: Convert to fraction form
    53,039.76/73,194.77 = 30,386.09/x
  3. Step 3: Cross multiply
    53,039.76x = 73,194.77 × 30,386.09
  4. Step 4: Simplify right side
    53,039.76x = 2,224,102,350.85
  5. Step 5: Solve for x
    x = 2,224,102,350.85/53,039.76
  6. Step 6: Final answer
    x = 41,932.74

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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.