Home / 93,724.40-140,367.90-91,845.20

Finding the Fourth Proportional to 93,724.40, 140,367.90 and 91,845.20

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Solution

The fourth proportional to 93,724.40, 140,367.90 and 91,845.20 is: 137,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,724.40 : 140,367.90 = 91,845.20 : x
  2. Step 2: Convert to fraction form
    93,724.40/140,367.90 = 91,845.20/x
  3. Step 3: Cross multiply
    93,724.40x = 140,367.90 × 91,845.20
  4. Step 4: Simplify right side
    93,724.40x = 12,892,117,849.08
  5. Step 5: Solve for x
    x = 12,892,117,849.08/93,724.40
  6. Step 6: Final answer
    x = 137,553.48

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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.