Home / 98,845.80-148,268.70-59,382.60

Finding the Fourth Proportional to 98,845.80, 148,268.70 and 59,382.60

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Solution

The fourth proportional to 98,845.80, 148,268.70 and 59,382.60 is: 89,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,845.80 : 148,268.70 = 59,382.60 : x
  2. Step 2: Convert to fraction form
    98,845.80/148,268.70 = 59,382.60/x
  3. Step 3: Cross multiply
    98,845.80x = 148,268.70 × 59,382.60
  4. Step 4: Simplify right side
    98,845.80x = 8,804,580,904.62
  5. Step 5: Solve for x
    x = 8,804,580,904.62/98,845.80
  6. Step 6: Final answer
    x = 89,073.90

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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.