Home / 93,156.08-139,736.42-33,991.74

Finding the Fourth Proportional to 93,156.08, 139,736.42 and 33,991.74

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Solution

The fourth proportional to 93,156.08, 139,736.42 and 33,991.74 is: 50,988.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,156.08 : 139,736.42 = 33,991.74 : x
  2. Step 2: Convert to fraction form
    93,156.08/139,736.42 = 33,991.74/x
  3. Step 3: Cross multiply
    93,156.08x = 139,736.42 × 33,991.74
  4. Step 4: Simplify right side
    93,156.08x = 4,749,884,142.15
  5. Step 5: Solve for x
    x = 4,749,884,142.15/93,156.08
  6. Step 6: Final answer
    x = 50,988.45

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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.