Home / 52,992.08-73,129.05-29,120.30

Finding the Fourth Proportional to 52,992.08, 73,129.05 and 29,120.30

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Solution

The fourth proportional to 52,992.08, 73,129.05 and 29,120.30 is: 40,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,992.08 : 73,129.05 = 29,120.30 : x
  2. Step 2: Convert to fraction form
    52,992.08/73,129.05 = 29,120.30/x
  3. Step 3: Cross multiply
    52,992.08x = 73,129.05 × 29,120.30
  4. Step 4: Simplify right side
    52,992.08x = 2,129,539,509.07
  5. Step 5: Solve for x
    x = 2,129,539,509.07/52,992.08
  6. Step 6: Final answer
    x = 40,186.00

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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.