Home / 93,180.40-139,792.26-26,621.44

Finding the Fourth Proportional to 93,180.40, 139,792.26 and 26,621.44

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Solution

The fourth proportional to 93,180.40, 139,792.26 and 26,621.44 is: 39,938.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,180.40 : 139,792.26 = 26,621.44 : x
  2. Step 2: Convert to fraction form
    93,180.40/139,792.26 = 26,621.44/x
  3. Step 3: Cross multiply
    93,180.40x = 139,792.26 × 26,621.44
  4. Step 4: Simplify right side
    93,180.40x = 3,721,471,262.05
  5. Step 5: Solve for x
    x = 3,721,471,262.05/93,180.40
  6. Step 6: Final answer
    x = 39,938.35

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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.