Home / 93,322.20-140,015.70-40,747.80

Finding the Fourth Proportional to 93,322.20, 140,015.70 and 40,747.80

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Solution

The fourth proportional to 93,322.20, 140,015.70 and 40,747.80 is: 61,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,322.20 : 140,015.70 = 40,747.80 : x
  2. Step 2: Convert to fraction form
    93,322.20/140,015.70 = 40,747.80/x
  3. Step 3: Cross multiply
    93,322.20x = 140,015.70 × 40,747.80
  4. Step 4: Simplify right side
    93,322.20x = 5,705,331,740.46
  5. Step 5: Solve for x
    x = 5,705,331,740.46/93,322.20
  6. Step 6: Final answer
    x = 61,135.85

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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.