Home / 84,723.42-116,921.43-51,182.94

Finding the Fourth Proportional to 84,723.42, 116,921.43 and 51,182.94

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Solution

The fourth proportional to 84,723.42, 116,921.43 and 51,182.94 is: 70,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,723.42 : 116,921.43 = 51,182.94 : x
  2. Step 2: Convert to fraction form
    84,723.42/116,921.43 = 51,182.94/x
  3. Step 3: Cross multiply
    84,723.42x = 116,921.43 × 51,182.94
  4. Step 4: Simplify right side
    84,723.42x = 5,984,382,536.40
  5. Step 5: Solve for x
    x = 5,984,382,536.40/84,723.42
  6. Step 6: Final answer
    x = 70,634.34

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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.