Home / 63,382.40-87,467.16-35,087.36

Finding the Fourth Proportional to 63,382.40, 87,467.16 and 35,087.36

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Solution

The fourth proportional to 63,382.40, 87,467.16 and 35,087.36 is: 48,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,382.40 : 87,467.16 = 35,087.36 : x
  2. Step 2: Convert to fraction form
    63,382.40/87,467.16 = 35,087.36/x
  3. Step 3: Cross multiply
    63,382.40x = 87,467.16 × 35,087.36
  4. Step 4: Simplify right side
    63,382.40x = 3,068,991,731.10
  5. Step 5: Solve for x
    x = 3,068,991,731.10/63,382.40
  6. Step 6: Final answer
    x = 48,420.25

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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.