Home / 55,016.94-75,631.46-47,332.20

Finding the Fourth Proportional to 55,016.94, 75,631.46 and 47,332.20

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Solution

The fourth proportional to 55,016.94, 75,631.46 and 47,332.20 is: 65,067.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,016.94 : 75,631.46 = 47,332.20 : x
  2. Step 2: Convert to fraction form
    55,016.94/75,631.46 = 47,332.20/x
  3. Step 3: Cross multiply
    55,016.94x = 75,631.46 × 47,332.20
  4. Step 4: Simplify right side
    55,016.94x = 3,579,803,154.35
  5. Step 5: Solve for x
    x = 3,579,803,154.35/55,016.94
  6. Step 6: Final answer
    x = 65,067.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.