Home / 53,868.38-80,802.56-27,558.77

Finding the Fourth Proportional to 53,868.38, 80,802.56 and 27,558.77

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Solution

The fourth proportional to 53,868.38, 80,802.56 and 27,558.77 is: 41,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868.38 : 80,802.56 = 27,558.77 : x
  2. Step 2: Convert to fraction form
    53,868.38/80,802.56 = 27,558.77/x
  3. Step 3: Cross multiply
    53,868.38x = 80,802.56 × 27,558.77
  4. Step 4: Simplify right side
    53,868.38x = 2,226,818,762.44
  5. Step 5: Solve for x
    x = 2,226,818,762.44/53,868.38
  6. Step 6: Final answer
    x = 41,338.15

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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.