Home / 84,125.88-116,086.23-48,312.54

Finding the Fourth Proportional to 84,125.88, 116,086.23 and 48,312.54

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Solution

The fourth proportional to 84,125.88, 116,086.23 and 48,312.54 is: 66,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,125.88 : 116,086.23 = 48,312.54 : x
  2. Step 2: Convert to fraction form
    84,125.88/116,086.23 = 48,312.54/x
  3. Step 3: Cross multiply
    84,125.88x = 116,086.23 × 48,312.54
  4. Step 4: Simplify right side
    84,125.88x = 5,608,420,630.32
  5. Step 5: Solve for x
    x = 5,608,420,630.32/84,125.88
  6. Step 6: Final answer
    x = 66,667.01

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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.