Home / 109,651.03-151,318.87-59,350.03

Finding the Fourth Proportional to 109,651.03, 151,318.87 and 59,350.03

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Solution

The fourth proportional to 109,651.03, 151,318.87 and 59,350.03 is: 81,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,651.03 : 151,318.87 = 59,350.03 : x
  2. Step 2: Convert to fraction form
    109,651.03/151,318.87 = 59,350.03/x
  3. Step 3: Cross multiply
    109,651.03x = 151,318.87 × 59,350.03
  4. Step 4: Simplify right side
    109,651.03x = 8,980,778,947.39
  5. Step 5: Solve for x
    x = 8,980,778,947.39/109,651.03
  6. Step 6: Final answer
    x = 81,903.28

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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.