Home / 104,666.67-156,996.45-45,502.29

Finding the Fourth Proportional to 104,666.67, 156,996.45 and 45,502.29

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Solution

The fourth proportional to 104,666.67, 156,996.45 and 45,502.29 is: 68,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,666.67 : 156,996.45 = 45,502.29 : x
  2. Step 2: Convert to fraction form
    104,666.67/156,996.45 = 45,502.29/x
  3. Step 3: Cross multiply
    104,666.67x = 156,996.45 × 45,502.29
  4. Step 4: Simplify right side
    104,666.67x = 7,143,697,996.87
  5. Step 5: Solve for x
    x = 7,143,697,996.87/104,666.67
  6. Step 6: Final answer
    x = 68,251.89

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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.