Home / 68,125.50-102,143.97-32,567.58

Finding the Fourth Proportional to 68,125.50, 102,143.97 and 32,567.58

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Solution

The fourth proportional to 68,125.50, 102,143.97 and 32,567.58 is: 48,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,125.50 : 102,143.97 = 32,567.58 : x
  2. Step 2: Convert to fraction form
    68,125.50/102,143.97 = 32,567.58/x
  3. Step 3: Cross multiply
    68,125.50x = 102,143.97 × 32,567.58
  4. Step 4: Simplify right side
    68,125.50x = 3,326,581,914.49
  5. Step 5: Solve for x
    x = 3,326,581,914.49/68,125.50
  6. Step 6: Final answer
    x = 48,830.20

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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.