Home / 116,535.66-160,733.18-86,322.24

Finding the Fourth Proportional to 116,535.66, 160,733.18 and 86,322.24

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Solution

The fourth proportional to 116,535.66, 160,733.18 and 86,322.24 is: 119,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,535.66 : 160,733.18 = 86,322.24 : x
  2. Step 2: Convert to fraction form
    116,535.66/160,733.18 = 86,322.24/x
  3. Step 3: Cross multiply
    116,535.66x = 160,733.18 × 86,322.24
  4. Step 4: Simplify right side
    116,535.66x = 13,874,848,139.92
  5. Step 5: Solve for x
    x = 13,874,848,139.92/116,535.66
  6. Step 6: Final answer
    x = 119,060.97

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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.