Home / 161,876.20-242,595.60-108,416.20

Finding the Fourth Proportional to 161,876.20, 242,595.60 and 108,416.20

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Solution

The fourth proportional to 161,876.20, 242,595.60 and 108,416.20 is: 162,477.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,876.20 : 242,595.60 = 108,416.20 : x
  2. Step 2: Convert to fraction form
    161,876.20/242,595.60 = 108,416.20/x
  3. Step 3: Cross multiply
    161,876.20x = 242,595.60 × 108,416.20
  4. Step 4: Simplify right side
    161,876.20x = 26,301,293,088.72
  5. Step 5: Solve for x
    x = 26,301,293,088.72/161,876.20
  6. Step 6: Final answer
    x = 162,477.83

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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.