Home / 176,705.49-264,873.15-86,623.77

Finding the Fourth Proportional to 176,705.49, 264,873.15 and 86,623.77

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Solution

The fourth proportional to 176,705.49, 264,873.15 and 86,623.77 is: 129,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,705.49 : 264,873.15 = 86,623.77 : x
  2. Step 2: Convert to fraction form
    176,705.49/264,873.15 = 86,623.77/x
  3. Step 3: Cross multiply
    176,705.49x = 264,873.15 × 86,623.77
  4. Step 4: Simplify right side
    176,705.49x = 22,944,310,824.78
  5. Step 5: Solve for x
    x = 22,944,310,824.78/176,705.49
  6. Step 6: Final answer
    x = 129,844.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.