Home / 93,004.80-139,422.08-40,395.36

Finding the Fourth Proportional to 93,004.80, 139,422.08 and 40,395.36

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Solution

The fourth proportional to 93,004.80, 139,422.08 and 40,395.36 is: 60,556.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,004.80 : 139,422.08 = 40,395.36 : x
  2. Step 2: Convert to fraction form
    93,004.80/139,422.08 = 40,395.36/x
  3. Step 3: Cross multiply
    93,004.80x = 139,422.08 × 40,395.36
  4. Step 4: Simplify right side
    93,004.80x = 5,632,005,113.55
  5. Step 5: Solve for x
    x = 5,632,005,113.55/93,004.80
  6. Step 6: Final answer
    x = 60,556.07

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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.