Home / 93,109.21-139,665.12-26,549.37

Finding the Fourth Proportional to 93,109.21, 139,665.12 and 26,549.37

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Solution

The fourth proportional to 93,109.21, 139,665.12 and 26,549.37 is: 39,824.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,109.21 : 139,665.12 = 26,549.37 : x
  2. Step 2: Convert to fraction form
    93,109.21/139,665.12 = 26,549.37/x
  3. Step 3: Cross multiply
    93,109.21x = 139,665.12 × 26,549.37
  4. Step 4: Simplify right side
    93,109.21x = 3,708,020,946.97
  5. Step 5: Solve for x
    x = 3,708,020,946.97/93,109.21
  6. Step 6: Final answer
    x = 39,824.43

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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.