Home / 106,332.78-146,760.42-61,041.36

Finding the Fourth Proportional to 106,332.78, 146,760.42 and 61,041.36

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Solution

The fourth proportional to 106,332.78, 146,760.42 and 61,041.36 is: 84,249.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,332.78 : 146,760.42 = 61,041.36 : x
  2. Step 2: Convert to fraction form
    106,332.78/146,760.42 = 61,041.36/x
  3. Step 3: Cross multiply
    106,332.78x = 146,760.42 × 61,041.36
  4. Step 4: Simplify right side
    106,332.78x = 8,958,455,630.97
  5. Step 5: Solve for x
    x = 8,958,455,630.97/106,332.78
  6. Step 6: Final answer
    x = 84,249.24

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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.