Home / 301,869.72-416,553.10-165,902.18

Finding the Fourth Proportional to 301,869.72, 416,553.10 and 165,902.18

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Solution

The fourth proportional to 301,869.72, 416,553.10 and 165,902.18 is: 228,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,869.72 : 416,553.10 = 165,902.18 : x
  2. Step 2: Convert to fraction form
    301,869.72/416,553.10 = 165,902.18/x
  3. Step 3: Cross multiply
    301,869.72x = 416,553.10 × 165,902.18
  4. Step 4: Simplify right side
    301,869.72x = 69,107,064,878.24
  5. Step 5: Solve for x
    x = 69,107,064,878.24/301,869.72
  6. Step 6: Final answer
    x = 228,930.10

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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.