Home / 179,623.48-247,874.72-99,054.40

Finding the Fourth Proportional to 179,623.48, 247,874.72 and 99,054.40

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Solution

The fourth proportional to 179,623.48, 247,874.72 and 99,054.40 is: 136,691.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,623.48 : 247,874.72 = 99,054.40 : x
  2. Step 2: Convert to fraction form
    179,623.48/247,874.72 = 99,054.40/x
  3. Step 3: Cross multiply
    179,623.48x = 247,874.72 × 99,054.40
  4. Step 4: Simplify right side
    179,623.48x = 24,553,081,664.77
  5. Step 5: Solve for x
    x = 24,553,081,664.77/179,623.48
  6. Step 6: Final answer
    x = 136,691.94

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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.