Home / 93,192.18-139,778.55-26,628

Finding the Fourth Proportional to 93,192.18, 139,778.55 and 26,628

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Solution

The fourth proportional to 93,192.18, 139,778.55 and 26,628 is: 39,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,192.18 : 139,778.55 = 26,628 : x
  2. Step 2: Convert to fraction form
    93,192.18/139,778.55 = 26,628/x
  3. Step 3: Cross multiply
    93,192.18x = 139,778.55 × 26,628
  4. Step 4: Simplify right side
    93,192.18x = 3,722,023,229.40
  5. Step 5: Solve for x
    x = 3,722,023,229.40/93,192.18
  6. Step 6: Final answer
    x = 39,939.22

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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.