Home / 116,386.80-160,594.44-68,633.52

Finding the Fourth Proportional to 116,386.80, 160,594.44 and 68,633.52

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Solution

The fourth proportional to 116,386.80, 160,594.44 and 68,633.52 is: 94,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,386.80 : 160,594.44 = 68,633.52 : x
  2. Step 2: Convert to fraction form
    116,386.80/160,594.44 = 68,633.52/x
  3. Step 3: Cross multiply
    116,386.80x = 160,594.44 × 68,633.52
  4. Step 4: Simplify right side
    116,386.80x = 11,022,161,709.63
  5. Step 5: Solve for x
    x = 11,022,161,709.63/116,386.80
  6. Step 6: Final answer
    x = 94,702.85

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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.