Home / 302,820.15-417,910.76-166,854.04

Finding the Fourth Proportional to 302,820.15, 417,910.76 and 166,854.04

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Solution

The fourth proportional to 302,820.15, 417,910.76 and 166,854.04 is: 230,269.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,820.15 : 417,910.76 = 166,854.04 : x
  2. Step 2: Convert to fraction form
    302,820.15/417,910.76 = 166,854.04/x
  3. Step 3: Cross multiply
    302,820.15x = 417,910.76 × 166,854.04
  4. Step 4: Simplify right side
    302,820.15x = 69,730,098,665.47
  5. Step 5: Solve for x
    x = 69,730,098,665.47/302,820.15
  6. Step 6: Final answer
    x = 230,269.02

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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.