Home / 63,213.81-87,252.44-39,326.24

Finding the Fourth Proportional to 63,213.81, 87,252.44 and 39,326.24

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Solution

The fourth proportional to 63,213.81, 87,252.44 and 39,326.24 is: 54,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,213.81 : 87,252.44 = 39,326.24 : x
  2. Step 2: Convert to fraction form
    63,213.81/87,252.44 = 39,326.24/x
  3. Step 3: Cross multiply
    63,213.81x = 87,252.44 × 39,326.24
  4. Step 4: Simplify right side
    63,213.81x = 3,431,309,763.13
  5. Step 5: Solve for x
    x = 3,431,309,763.13/63,213.81
  6. Step 6: Final answer
    x = 54,281.01

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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.