Home / 179,200.54-247,283.04-102,718.72

Finding the Fourth Proportional to 179,200.54, 247,283.04 and 102,718.72

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Solution

The fourth proportional to 179,200.54, 247,283.04 and 102,718.72 is: 141,743.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,200.54 : 247,283.04 = 102,718.72 : x
  2. Step 2: Convert to fraction form
    179,200.54/247,283.04 = 102,718.72/x
  3. Step 3: Cross multiply
    179,200.54x = 247,283.04 × 102,718.72
  4. Step 4: Simplify right side
    179,200.54x = 25,400,597,346.51
  5. Step 5: Solve for x
    x = 25,400,597,346.51/179,200.54
  6. Step 6: Final answer
    x = 141,743.98

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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.