Home / 93,327.20-139,954.40-40,700.80

Finding the Fourth Proportional to 93,327.20, 139,954.40 and 40,700.80

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Solution

The fourth proportional to 93,327.20, 139,954.40 and 40,700.80 is: 61,035.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,327.20 : 139,954.40 = 40,700.80 : x
  2. Step 2: Convert to fraction form
    93,327.20/139,954.40 = 40,700.80/x
  3. Step 3: Cross multiply
    93,327.20x = 139,954.40 × 40,700.80
  4. Step 4: Simplify right side
    93,327.20x = 5,696,256,043.52
  5. Step 5: Solve for x
    x = 5,696,256,043.52/93,327.20
  6. Step 6: Final answer
    x = 61,035.33

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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.