Home / 202,210.50-303,342.66-69,055.02

Finding the Fourth Proportional to 202,210.50, 303,342.66 and 69,055.02

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Solution

The fourth proportional to 202,210.50, 303,342.66 and 69,055.02 is: 103,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,210.50 : 303,342.66 = 69,055.02 : x
  2. Step 2: Convert to fraction form
    202,210.50/303,342.66 = 69,055.02/x
  3. Step 3: Cross multiply
    202,210.50x = 303,342.66 × 69,055.02
  4. Step 4: Simplify right side
    202,210.50x = 20,947,333,453.15
  5. Step 5: Solve for x
    x = 20,947,333,453.15/202,210.50
  6. Step 6: Final answer
    x = 103,591.72

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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.