Home / 62,684.56-93,960.77-20,553.64

Finding the Fourth Proportional to 62,684.56, 93,960.77 and 20,553.64

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Solution

The fourth proportional to 62,684.56, 93,960.77 and 20,553.64 is: 30,808.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,684.56 : 93,960.77 = 20,553.64 : x
  2. Step 2: Convert to fraction form
    62,684.56/93,960.77 = 20,553.64/x
  3. Step 3: Cross multiply
    62,684.56x = 93,960.77 × 20,553.64
  4. Step 4: Simplify right side
    62,684.56x = 1,931,235,840.70
  5. Step 5: Solve for x
    x = 1,931,235,840.70/62,684.56
  6. Step 6: Final answer
    x = 30,808.80

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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.