Home / 116,360.64-160,651.14-80,537.58

Finding the Fourth Proportional to 116,360.64, 160,651.14 and 80,537.58

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Solution

The fourth proportional to 116,360.64, 160,651.14 and 80,537.58 is: 111,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,360.64 : 160,651.14 = 80,537.58 : x
  2. Step 2: Convert to fraction form
    116,360.64/160,651.14 = 80,537.58/x
  3. Step 3: Cross multiply
    116,360.64x = 160,651.14 × 80,537.58
  4. Step 4: Simplify right side
    116,360.64x = 12,938,454,039.84
  5. Step 5: Solve for x
    x = 12,938,454,039.84/116,360.64
  6. Step 6: Final answer
    x = 111,192.70

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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.