Home / 55,551.02-76,660.44-30,400.52

Finding the Fourth Proportional to 55,551.02, 76,660.44 and 30,400.52

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Solution

The fourth proportional to 55,551.02, 76,660.44 and 30,400.52 is: 41,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.02 : 76,660.44 = 30,400.52 : x
  2. Step 2: Convert to fraction form
    55,551.02/76,660.44 = 30,400.52/x
  3. Step 3: Cross multiply
    55,551.02x = 76,660.44 × 30,400.52
  4. Step 4: Simplify right side
    55,551.02x = 2,330,517,239.43
  5. Step 5: Solve for x
    x = 2,330,517,239.43/55,551.02
  6. Step 6: Final answer
    x = 41,952.74

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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.