Home / 175,555.73-242,385.67-115,228.93

Finding the Fourth Proportional to 175,555.73, 242,385.67 and 115,228.93

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Solution

The fourth proportional to 175,555.73, 242,385.67 and 115,228.93 is: 159,093.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,555.73 : 242,385.67 = 115,228.93 : x
  2. Step 2: Convert to fraction form
    175,555.73/242,385.67 = 115,228.93/x
  3. Step 3: Cross multiply
    175,555.73x = 242,385.67 × 115,228.93
  4. Step 4: Simplify right side
    175,555.73x = 27,929,840,745.82
  5. Step 5: Solve for x
    x = 27,929,840,745.82/175,555.73
  6. Step 6: Final answer
    x = 159,093.87

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1.5x scale

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.