Home / 78,806.44-118,054.14-59,107.24

Finding the Fourth Proportional to 78,806.44, 118,054.14 and 59,107.24

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Solution

The fourth proportional to 78,806.44, 118,054.14 and 59,107.24 is: 88,544.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,806.44 : 118,054.14 = 59,107.24 : x
  2. Step 2: Convert to fraction form
    78,806.44/118,054.14 = 59,107.24/x
  3. Step 3: Cross multiply
    78,806.44x = 118,054.14 × 59,107.24
  4. Step 4: Simplify right side
    78,806.44x = 6,977,854,385.97
  5. Step 5: Solve for x
    x = 6,977,854,385.97/78,806.44
  6. Step 6: Final answer
    x = 88,544.22

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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.