Home / 87,336.54-130,895.19-37,357.89

Finding the Fourth Proportional to 87,336.54, 130,895.19 and 37,357.89

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Solution

The fourth proportional to 87,336.54, 130,895.19 and 37,357.89 is: 55,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336.54 : 130,895.19 = 37,357.89 : x
  2. Step 2: Convert to fraction form
    87,336.54/130,895.19 = 37,357.89/x
  3. Step 3: Cross multiply
    87,336.54x = 130,895.19 × 37,357.89
  4. Step 4: Simplify right side
    87,336.54x = 4,889,968,109.55
  5. Step 5: Solve for x
    x = 4,889,968,109.55/87,336.54
  6. Step 6: Final answer
    x = 55,989.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.