Home / 59,098.09-81,900.39-57,976.65

Finding the Fourth Proportional to 59,098.09, 81,900.39 and 57,976.65

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Solution

The fourth proportional to 59,098.09, 81,900.39 and 57,976.65 is: 80,346.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,098.09 : 81,900.39 = 57,976.65 : x
  2. Step 2: Convert to fraction form
    59,098.09/81,900.39 = 57,976.65/x
  3. Step 3: Cross multiply
    59,098.09x = 81,900.39 × 57,976.65
  4. Step 4: Simplify right side
    59,098.09x = 4,748,310,245.89
  5. Step 5: Solve for x
    x = 4,748,310,245.89/59,098.09
  6. Step 6: Final answer
    x = 80,346.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.