Home / 176,934.90-265,215.39-120,635.45

Finding the Fourth Proportional to 176,934.90, 265,215.39 and 120,635.45

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Solution

The fourth proportional to 176,934.90, 265,215.39 and 120,635.45 is: 180,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,934.90 : 265,215.39 = 120,635.45 : x
  2. Step 2: Convert to fraction form
    176,934.90/265,215.39 = 120,635.45/x
  3. Step 3: Cross multiply
    176,934.90x = 265,215.39 × 120,635.45
  4. Step 4: Simplify right side
    176,934.90x = 31,994,377,919.58
  5. Step 5: Solve for x
    x = 31,994,377,919.58/176,934.90
  6. Step 6: Final answer
    x = 180,825.70

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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.