Home / 93,550.29-140,343.89-30,358.64

Finding the Fourth Proportional to 93,550.29, 140,343.89 and 30,358.64

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Solution

The fourth proportional to 93,550.29, 140,343.89 and 30,358.64 is: 45,543.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,550.29 : 140,343.89 = 30,358.64 : x
  2. Step 2: Convert to fraction form
    93,550.29/140,343.89 = 30,358.64/x
  3. Step 3: Cross multiply
    93,550.29x = 140,343.89 × 30,358.64
  4. Step 4: Simplify right side
    93,550.29x = 4,260,649,015.75
  5. Step 5: Solve for x
    x = 4,260,649,015.75/93,550.29
  6. Step 6: Final answer
    x = 45,543.94

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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.