Home / 63,180.60-87,189.16-36,328.36

Finding the Fourth Proportional to 63,180.60, 87,189.16 and 36,328.36

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Solution

The fourth proportional to 63,180.60, 87,189.16 and 36,328.36 is: 50,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,180.60 : 87,189.16 = 36,328.36 : x
  2. Step 2: Convert to fraction form
    63,180.60/87,189.16 = 36,328.36/x
  3. Step 3: Cross multiply
    63,180.60x = 87,189.16 × 36,328.36
  4. Step 4: Simplify right side
    63,180.60x = 3,167,439,192.58
  5. Step 5: Solve for x
    x = 3,167,439,192.58/63,180.60
  6. Step 6: Final answer
    x = 50,133.10

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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.