Home / 133,666.30-200,550.65-131,567.10

Finding the Fourth Proportional to 133,666.30, 200,550.65 and 131,567.10

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Solution

The fourth proportional to 133,666.30, 200,550.65 and 131,567.10 is: 197,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,666.30 : 200,550.65 = 131,567.10 : x
  2. Step 2: Convert to fraction form
    133,666.30/200,550.65 = 131,567.10/x
  3. Step 3: Cross multiply
    133,666.30x = 200,550.65 × 131,567.10
  4. Step 4: Simplify right side
    133,666.30x = 26,385,867,423.62
  5. Step 5: Solve for x
    x = 26,385,867,423.62/133,666.30
  6. Step 6: Final answer
    x = 197,401.05

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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.