Home / 179,129.76-247,199.04-98,555.52

Finding the Fourth Proportional to 179,129.76, 247,199.04 and 98,555.52

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Solution

The fourth proportional to 179,129.76, 247,199.04 and 98,555.52 is: 136,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,129.76 : 247,199.04 = 98,555.52 : x
  2. Step 2: Convert to fraction form
    179,129.76/247,199.04 = 98,555.52/x
  3. Step 3: Cross multiply
    179,129.76x = 247,199.04 × 98,555.52
  4. Step 4: Simplify right side
    179,129.76x = 24,362,829,930.70
  5. Step 5: Solve for x
    x = 24,362,829,930.70/179,129.76
  6. Step 6: Final answer
    x = 136,006.60

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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.