Home / 202,218.15-303,327.23-69,066.30

Finding the Fourth Proportional to 202,218.15, 303,327.23 and 69,066.30

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Solution

The fourth proportional to 202,218.15, 303,327.23 and 69,066.30 is: 103,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,218.15 : 303,327.23 = 69,066.30 : x
  2. Step 2: Convert to fraction form
    202,218.15/303,327.23 = 69,066.30/x
  3. Step 3: Cross multiply
    202,218.15x = 303,327.23 × 69,066.30
  4. Step 4: Simplify right side
    202,218.15x = 20,949,689,465.35
  5. Step 5: Solve for x
    x = 20,949,689,465.35/202,218.15
  6. Step 6: Final answer
    x = 103,599.45

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1.5x scale

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.