Home / 83,336.58-115,000.05-45,603.54

Finding the Fourth Proportional to 83,336.58, 115,000.05 and 45,603.54

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Solution

The fourth proportional to 83,336.58, 115,000.05 and 45,603.54 is: 62,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,336.58 : 115,000.05 = 45,603.54 : x
  2. Step 2: Convert to fraction form
    83,336.58/115,000.05 = 45,603.54/x
  3. Step 3: Cross multiply
    83,336.58x = 115,000.05 × 45,603.54
  4. Step 4: Simplify right side
    83,336.58x = 5,244,409,380.18
  5. Step 5: Solve for x
    x = 5,244,409,380.18/83,336.58
  6. Step 6: Final answer
    x = 62,930.46

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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.