Home / 52,444.17-78,619.01-19,140.86

Finding the Fourth Proportional to 52,444.17, 78,619.01 and 19,140.86

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Solution

The fourth proportional to 52,444.17, 78,619.01 and 19,140.86 is: 28,694.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,444.17 : 78,619.01 = 19,140.86 : x
  2. Step 2: Convert to fraction form
    52,444.17/78,619.01 = 19,140.86/x
  3. Step 3: Cross multiply
    52,444.17x = 78,619.01 × 19,140.86
  4. Step 4: Simplify right side
    52,444.17x = 1,504,835,463.75
  5. Step 5: Solve for x
    x = 1,504,835,463.75/52,444.17
  6. Step 6: Final answer
    x = 28,694.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.