Home / 53,039.56-73,195.01-28,840.54

Finding the Fourth Proportional to 53,039.56, 73,195.01 and 28,840.54

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Solution

The fourth proportional to 53,039.56, 73,195.01 and 28,840.54 is: 39,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,039.56 : 73,195.01 = 28,840.54 : x
  2. Step 2: Convert to fraction form
    53,039.56/73,195.01 = 28,840.54/x
  3. Step 3: Cross multiply
    53,039.56x = 73,195.01 × 28,840.54
  4. Step 4: Simplify right side
    53,039.56x = 2,110,983,613.71
  5. Step 5: Solve for x
    x = 2,110,983,613.71/53,039.56
  6. Step 6: Final answer
    x = 39,800.17

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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.