Home / 302,269.80-417,132.36-166,300.86

Finding the Fourth Proportional to 302,269.80, 417,132.36 and 166,300.86

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Solution

The fourth proportional to 302,269.80, 417,132.36 and 166,300.86 is: 229,495.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,269.80 : 417,132.36 = 166,300.86 : x
  2. Step 2: Convert to fraction form
    302,269.80/417,132.36 = 166,300.86/x
  3. Step 3: Cross multiply
    302,269.80x = 417,132.36 × 166,300.86
  4. Step 4: Simplify right side
    302,269.80x = 69,369,470,201.83
  5. Step 5: Solve for x
    x = 69,369,470,201.83/302,269.80
  6. Step 6: Final answer
    x = 229,495.21

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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.