Home / 55,156.47-76,132.22-32,502.80

Finding the Fourth Proportional to 55,156.47, 76,132.22 and 32,502.80

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Solution

The fourth proportional to 55,156.47, 76,132.22 and 32,502.80 is: 44,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,156.47 : 76,132.22 = 32,502.80 : x
  2. Step 2: Convert to fraction form
    55,156.47/76,132.22 = 32,502.80/x
  3. Step 3: Cross multiply
    55,156.47x = 76,132.22 × 32,502.80
  4. Step 4: Simplify right side
    55,156.47x = 2,474,509,777.04
  5. Step 5: Solve for x
    x = 2,474,509,777.04/55,156.47
  6. Step 6: Final answer
    x = 44,863.45

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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.