Home / 147,006.57-202,654.33-103,910.03

Finding the Fourth Proportional to 147,006.57, 202,654.33 and 103,910.03

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Solution

The fourth proportional to 147,006.57, 202,654.33 and 103,910.03 is: 143,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,006.57 : 202,654.33 = 103,910.03 : x
  2. Step 2: Convert to fraction form
    147,006.57/202,654.33 = 103,910.03/x
  3. Step 3: Cross multiply
    147,006.57x = 202,654.33 × 103,910.03
  4. Step 4: Simplify right side
    147,006.57x = 21,057,816,626.55
  5. Step 5: Solve for x
    x = 21,057,816,626.55/147,006.57
  6. Step 6: Final answer
    x = 143,244.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.