Home / 63,310.08-87,353.76-37,809.60

Finding the Fourth Proportional to 63,310.08, 87,353.76 and 37,809.60

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Solution

The fourth proportional to 63,310.08, 87,353.76 and 37,809.60 is: 52,168.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,310.08 : 87,353.76 = 37,809.60 : x
  2. Step 2: Convert to fraction form
    63,310.08/87,353.76 = 37,809.60/x
  3. Step 3: Cross multiply
    63,310.08x = 87,353.76 × 37,809.60
  4. Step 4: Simplify right side
    63,310.08x = 3,302,810,724.10
  5. Step 5: Solve for x
    x = 3,302,810,724.10/63,310.08
  6. Step 6: Final answer
    x = 52,168.80

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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.