Home / 58,739.06-81,000.32-50,269.29

Finding the Fourth Proportional to 58,739.06, 81,000.32 and 50,269.29

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Solution

The fourth proportional to 58,739.06, 81,000.32 and 50,269.29 is: 69,320.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,739.06 : 81,000.32 = 50,269.29 : x
  2. Step 2: Convert to fraction form
    58,739.06/81,000.32 = 50,269.29/x
  3. Step 3: Cross multiply
    58,739.06x = 81,000.32 × 50,269.29
  4. Step 4: Simplify right side
    58,739.06x = 4,071,828,324.83
  5. Step 5: Solve for x
    x = 4,071,828,324.83/58,739.06
  6. Step 6: Final answer
    x = 69,320.63

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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.