Home / 64,800.82-89,429.25-48,857.14

Finding the Fourth Proportional to 64,800.82, 89,429.25 and 48,857.14

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Solution

The fourth proportional to 64,800.82, 89,429.25 and 48,857.14 is: 67,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,800.82 : 89,429.25 = 48,857.14 : x
  2. Step 2: Convert to fraction form
    64,800.82/89,429.25 = 48,857.14/x
  3. Step 3: Cross multiply
    64,800.82x = 89,429.25 × 48,857.14
  4. Step 4: Simplify right side
    64,800.82x = 4,369,257,387.35
  5. Step 5: Solve for x
    x = 4,369,257,387.35/64,800.82
  6. Step 6: Final answer
    x = 67,425.96

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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.