Home / 179,474.36-247,676.28-98,904.78

Finding the Fourth Proportional to 179,474.36, 247,676.28 and 98,904.78

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Solution

The fourth proportional to 179,474.36, 247,676.28 and 98,904.78 is: 136,489.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,474.36 : 247,676.28 = 98,904.78 : x
  2. Step 2: Convert to fraction form
    179,474.36/247,676.28 = 98,904.78/x
  3. Step 3: Cross multiply
    179,474.36x = 247,676.28 × 98,904.78
  4. Step 4: Simplify right side
    179,474.36x = 24,496,366,746.24
  5. Step 5: Solve for x
    x = 24,496,366,746.24/179,474.36
  6. Step 6: Final answer
    x = 136,489.51

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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.