Home / 84,004.14-115,928.10-48,200.52

Finding the Fourth Proportional to 84,004.14, 115,928.10 and 48,200.52

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Solution

The fourth proportional to 84,004.14, 115,928.10 and 48,200.52 is: 66,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,004.14 : 115,928.10 = 48,200.52 : x
  2. Step 2: Convert to fraction form
    84,004.14/115,928.10 = 48,200.52/x
  3. Step 3: Cross multiply
    84,004.14x = 115,928.10 × 48,200.52
  4. Step 4: Simplify right side
    84,004.14x = 5,587,794,702.61
  5. Step 5: Solve for x
    x = 5,587,794,702.61/84,004.14
  6. Step 6: Final answer
    x = 66,518.09

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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.