Home / 63,107.12-87,087.36-34,812.16

Finding the Fourth Proportional to 63,107.12, 87,087.36 and 34,812.16

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Solution

The fourth proportional to 63,107.12, 87,087.36 and 34,812.16 is: 48,040.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,107.12 : 87,087.36 = 34,812.16 : x
  2. Step 2: Convert to fraction form
    63,107.12/87,087.36 = 34,812.16/x
  3. Step 3: Cross multiply
    63,107.12x = 87,087.36 × 34,812.16
  4. Step 4: Simplify right side
    63,107.12x = 3,031,699,110.30
  5. Step 5: Solve for x
    x = 3,031,699,110.30/63,107.12
  6. Step 6: Final answer
    x = 48,040.52

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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.