Home / 55,455.76-76,542.56-31,596.54

Finding the Fourth Proportional to 55,455.76, 76,542.56 and 31,596.54

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Solution

The fourth proportional to 55,455.76, 76,542.56 and 31,596.54 is: 43,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,455.76 : 76,542.56 = 31,596.54 : x
  2. Step 2: Convert to fraction form
    55,455.76/76,542.56 = 31,596.54/x
  3. Step 3: Cross multiply
    55,455.76x = 76,542.56 × 31,596.54
  4. Step 4: Simplify right side
    55,455.76x = 2,418,480,058.74
  5. Step 5: Solve for x
    x = 2,418,480,058.74/55,455.76
  6. Step 6: Final answer
    x = 43,610.98

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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.