Home / 179,139.96-268,740.54-73,901.40

Finding the Fourth Proportional to 179,139.96, 268,740.54 and 73,901.40

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Solution

The fourth proportional to 179,139.96, 268,740.54 and 73,901.40 is: 110,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,139.96 : 268,740.54 = 73,901.40 : x
  2. Step 2: Convert to fraction form
    179,139.96/268,740.54 = 73,901.40/x
  3. Step 3: Cross multiply
    179,139.96x = 268,740.54 × 73,901.40
  4. Step 4: Simplify right side
    179,139.96x = 19,860,302,142.76
  5. Step 5: Solve for x
    x = 19,860,302,142.76/179,139.96
  6. Step 6: Final answer
    x = 110,864.72

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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.