Home / 84,534.16-116,628.82-48,723.40

Finding the Fourth Proportional to 84,534.16, 116,628.82 and 48,723.40

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Solution

The fourth proportional to 84,534.16, 116,628.82 and 48,723.40 is: 67,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,534.16 : 116,628.82 = 48,723.40 : x
  2. Step 2: Convert to fraction form
    84,534.16/116,628.82 = 48,723.40/x
  3. Step 3: Cross multiply
    84,534.16x = 116,628.82 × 48,723.40
  4. Step 4: Simplify right side
    84,534.16x = 5,682,552,809.40
  5. Step 5: Solve for x
    x = 5,682,552,809.40/84,534.16
  6. Step 6: Final answer
    x = 67,221.97

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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.