Home / 112,944.29-169,332.17-67,955.09

Finding the Fourth Proportional to 112,944.29, 169,332.17 and 67,955.09

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Solution

The fourth proportional to 112,944.29, 169,332.17 and 67,955.09 is: 101,881.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,944.29 : 169,332.17 = 67,955.09 : x
  2. Step 2: Convert to fraction form
    112,944.29/169,332.17 = 67,955.09/x
  3. Step 3: Cross multiply
    112,944.29x = 169,332.17 × 67,955.09
  4. Step 4: Simplify right side
    112,944.29x = 11,506,981,665.81
  5. Step 5: Solve for x
    x = 11,506,981,665.81/112,944.29
  6. Step 6: Final answer
    x = 101,881.93

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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.