Home / 200,426.02-300,666.64-67,344.30

Finding the Fourth Proportional to 200,426.02, 300,666.64 and 67,344.30

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Solution

The fourth proportional to 200,426.02, 300,666.64 and 67,344.30 is: 101,025.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,426.02 : 300,666.64 = 67,344.30 : x
  2. Step 2: Convert to fraction form
    200,426.02/300,666.64 = 67,344.30/x
  3. Step 3: Cross multiply
    200,426.02x = 300,666.64 × 67,344.30
  4. Step 4: Simplify right side
    200,426.02x = 20,248,184,404.15
  5. Step 5: Solve for x
    x = 20,248,184,404.15/200,426.02
  6. Step 6: Final answer
    x = 101,025.73

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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.