Home / 179,199.54-247,281.66-102,717.72

Finding the Fourth Proportional to 179,199.54, 247,281.66 and 102,717.72

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Solution

The fourth proportional to 179,199.54, 247,281.66 and 102,717.72 is: 141,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,199.54 : 247,281.66 = 102,717.72 : x
  2. Step 2: Convert to fraction form
    179,199.54/247,281.66 = 102,717.72/x
  3. Step 3: Cross multiply
    179,199.54x = 247,281.66 × 102,717.72
  4. Step 4: Simplify right side
    179,199.54x = 25,400,208,313.02
  5. Step 5: Solve for x
    x = 25,400,208,313.02/179,199.54
  6. Step 6: Final answer
    x = 141,742.60

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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.