Home / 179,623.47-247,874.70-99,054.39

Finding the Fourth Proportional to 179,623.47, 247,874.70 and 99,054.39

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Solution

The fourth proportional to 179,623.47, 247,874.70 and 99,054.39 is: 136,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,623.47 : 247,874.70 = 99,054.39 : x
  2. Step 2: Convert to fraction form
    179,623.47/247,874.70 = 99,054.39/x
  3. Step 3: Cross multiply
    179,623.47x = 247,874.70 × 99,054.39
  4. Step 4: Simplify right side
    179,623.47x = 24,553,077,204.93
  5. Step 5: Solve for x
    x = 24,553,077,204.93/179,623.47
  6. Step 6: Final answer
    x = 136,691.92

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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.