Home / 104,068.13-143,614.01-56,321.83

Finding the Fourth Proportional to 104,068.13, 143,614.01 and 56,321.83

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Solution

The fourth proportional to 104,068.13, 143,614.01 and 56,321.83 is: 77,724.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,068.13 : 143,614.01 = 56,321.83 : x
  2. Step 2: Convert to fraction form
    104,068.13/143,614.01 = 56,321.83/x
  3. Step 3: Cross multiply
    104,068.13x = 143,614.01 × 56,321.83
  4. Step 4: Simplify right side
    104,068.13x = 8,088,604,177.16
  5. Step 5: Solve for x
    x = 8,088,604,177.16/104,068.13
  6. Step 6: Final answer
    x = 77,724.13

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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.