Home / 125,322.14-172,944.78-68,733.92

Finding the Fourth Proportional to 125,322.14, 172,944.78 and 68,733.92

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Solution

The fourth proportional to 125,322.14, 172,944.78 and 68,733.92 is: 94,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,322.14 : 172,944.78 = 68,733.92 : x
  2. Step 2: Convert to fraction form
    125,322.14/172,944.78 = 68,733.92/x
  3. Step 3: Cross multiply
    125,322.14x = 172,944.78 × 68,733.92
  4. Step 4: Simplify right side
    125,322.14x = 11,887,172,672.94
  5. Step 5: Solve for x
    x = 11,887,172,672.94/125,322.14
  6. Step 6: Final answer
    x = 94,852.93

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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.