Home / 106,013.83-146,148.51-84,313.33

Finding the Fourth Proportional to 106,013.83, 146,148.51 and 84,313.33

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Solution

The fourth proportional to 106,013.83, 146,148.51 and 84,313.33 is: 116,232.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,013.83 : 146,148.51 = 84,313.33 : x
  2. Step 2: Convert to fraction form
    106,013.83/146,148.51 = 84,313.33/x
  3. Step 3: Cross multiply
    106,013.83x = 146,148.51 × 84,313.33
  4. Step 4: Simplify right side
    106,013.83x = 12,322,267,552.64
  5. Step 5: Solve for x
    x = 12,322,267,552.64/106,013.83
  6. Step 6: Final answer
    x = 116,232.64

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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.