Home / 53,029.77-73,181.09-29,158.05

Finding the Fourth Proportional to 53,029.77, 73,181.09 and 29,158.05

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Solution

The fourth proportional to 53,029.77, 73,181.09 and 29,158.05 is: 40,238.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,029.77 : 73,181.09 = 29,158.05 : x
  2. Step 2: Convert to fraction form
    53,029.77/73,181.09 = 29,158.05/x
  3. Step 3: Cross multiply
    53,029.77x = 73,181.09 × 29,158.05
  4. Step 4: Simplify right side
    53,029.77x = 2,133,817,881.27
  5. Step 5: Solve for x
    x = 2,133,817,881.27/53,029.77
  6. Step 6: Final answer
    x = 40,238.11

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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.