Home / 179,300.66-247,440.35-98,731.07

Finding the Fourth Proportional to 179,300.66, 247,440.35 and 98,731.07

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Solution

The fourth proportional to 179,300.66, 247,440.35 and 98,731.07 is: 136,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,300.66 : 247,440.35 = 98,731.07 : x
  2. Step 2: Convert to fraction form
    179,300.66/247,440.35 = 98,731.07/x
  3. Step 3: Cross multiply
    179,300.66x = 247,440.35 × 98,731.07
  4. Step 4: Simplify right side
    179,300.66x = 24,430,048,785.82
  5. Step 5: Solve for x
    x = 24,430,048,785.82/179,300.66
  6. Step 6: Final answer
    x = 136,251.87

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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.