Home / 179,622.60-268,973.10-171,328.20

Finding the Fourth Proportional to 179,622.60, 268,973.10 and 171,328.20

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Solution

The fourth proportional to 179,622.60, 268,973.10 and 171,328.20 is: 256,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,622.60 : 268,973.10 = 171,328.20 : x
  2. Step 2: Convert to fraction form
    179,622.60/268,973.10 = 171,328.20/x
  3. Step 3: Cross multiply
    179,622.60x = 268,973.10 × 171,328.20
  4. Step 4: Simplify right side
    179,622.60x = 46,082,677,071.42
  5. Step 5: Solve for x
    x = 46,082,677,071.42/179,622.60
  6. Step 6: Final answer
    x = 256,552.78

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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.