Home / 55,637.54-76,775.58-31,760.98

Finding the Fourth Proportional to 55,637.54, 76,775.58 and 31,760.98

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Solution

The fourth proportional to 55,637.54, 76,775.58 and 31,760.98 is: 43,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,637.54 : 76,775.58 = 31,760.98 : x
  2. Step 2: Convert to fraction form
    55,637.54/76,775.58 = 31,760.98/x
  3. Step 3: Cross multiply
    55,637.54x = 76,775.58 × 31,760.98
  4. Step 4: Simplify right side
    55,637.54x = 2,438,467,660.87
  5. Step 5: Solve for x
    x = 2,438,467,660.87/55,637.54
  6. Step 6: Final answer
    x = 43,827.74

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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.