Home / 84,742.24-116,943.12-47,016.64

Finding the Fourth Proportional to 84,742.24, 116,943.12 and 47,016.64

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Solution

The fourth proportional to 84,742.24, 116,943.12 and 47,016.64 is: 64,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,742.24 : 116,943.12 = 47,016.64 : x
  2. Step 2: Convert to fraction form
    84,742.24/116,943.12 = 47,016.64/x
  3. Step 3: Cross multiply
    84,742.24x = 116,943.12 × 47,016.64
  4. Step 4: Simplify right side
    84,742.24x = 5,498,272,573.52
  5. Step 5: Solve for x
    x = 5,498,272,573.52/84,742.24
  6. Step 6: Final answer
    x = 64,882.31

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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.