Home / 62,669.88-93,986.16-18,284.70

Finding the Fourth Proportional to 62,669.88, 93,986.16 and 18,284.70

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Solution

The fourth proportional to 62,669.88, 93,986.16 and 18,284.70 is: 27,421.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,669.88 : 93,986.16 = 18,284.70 : x
  2. Step 2: Convert to fraction form
    62,669.88/93,986.16 = 18,284.70/x
  3. Step 3: Cross multiply
    62,669.88x = 93,986.16 × 18,284.70
  4. Step 4: Simplify right side
    62,669.88x = 1,718,508,739.75
  5. Step 5: Solve for x
    x = 1,718,508,739.75/62,669.88
  6. Step 6: Final answer
    x = 27,421.61

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1.5x scale

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.