Home / 172,091.03-237,402.84-111,680.62

Finding the Fourth Proportional to 172,091.03, 237,402.84 and 111,680.62

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Solution

The fourth proportional to 172,091.03, 237,402.84 and 111,680.62 is: 154,065.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,091.03 : 237,402.84 = 111,680.62 : x
  2. Step 2: Convert to fraction form
    172,091.03/237,402.84 = 111,680.62/x
  3. Step 3: Cross multiply
    172,091.03x = 237,402.84 × 111,680.62
  4. Step 4: Simplify right side
    172,091.03x = 26,513,296,360.96
  5. Step 5: Solve for x
    x = 26,513,296,360.96/172,091.03
  6. Step 6: Final answer
    x = 154,065.54

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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.