Home / 68,020.18-93,620.09-59,900.69

Finding the Fourth Proportional to 68,020.18, 93,620.09 and 59,900.69

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Solution

The fourth proportional to 68,020.18, 93,620.09 and 59,900.69 is: 82,444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,020.18 : 93,620.09 = 59,900.69 : x
  2. Step 2: Convert to fraction form
    68,020.18/93,620.09 = 59,900.69/x
  3. Step 3: Cross multiply
    68,020.18x = 93,620.09 × 59,900.69
  4. Step 4: Simplify right side
    68,020.18x = 5,607,907,221.26
  5. Step 5: Solve for x
    x = 5,607,907,221.26/68,020.18
  6. Step 6: Final answer
    x = 82,444.76

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1.5x scale

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.