Home / 84,516.72-116,632.66-45,754.57

Finding the Fourth Proportional to 84,516.72, 116,632.66 and 45,754.57

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Solution

The fourth proportional to 84,516.72, 116,632.66 and 45,754.57 is: 63,141.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,516.72 : 116,632.66 = 45,754.57 : x
  2. Step 2: Convert to fraction form
    84,516.72/116,632.66 = 45,754.57/x
  3. Step 3: Cross multiply
    84,516.72x = 116,632.66 × 45,754.57
  4. Step 4: Simplify right side
    84,516.72x = 5,336,477,323.45
  5. Step 5: Solve for x
    x = 5,336,477,323.45/84,516.72
  6. Step 6: Final answer
    x = 63,141.09

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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.