Home / 102,362.87-141,261.05-59,350.70

Finding the Fourth Proportional to 102,362.87, 141,261.05 and 59,350.70

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Solution

The fourth proportional to 102,362.87, 141,261.05 and 59,350.70 is: 81,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,362.87 : 141,261.05 = 59,350.70 : x
  2. Step 2: Convert to fraction form
    102,362.87/141,261.05 = 59,350.70/x
  3. Step 3: Cross multiply
    102,362.87x = 141,261.05 × 59,350.70
  4. Step 4: Simplify right side
    102,362.87x = 8,383,942,200.24
  5. Step 5: Solve for x
    x = 8,383,942,200.24/102,362.87
  6. Step 6: Final answer
    x = 81,904.13

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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.