Home / 93,038.88-139,558.38-40,419.66

Finding the Fourth Proportional to 93,038.88, 139,558.38 and 40,419.66

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Solution

The fourth proportional to 93,038.88, 139,558.38 and 40,419.66 is: 60,629.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,038.88 : 139,558.38 = 40,419.66 : x
  2. Step 2: Convert to fraction form
    93,038.88/139,558.38 = 40,419.66/x
  3. Step 3: Cross multiply
    93,038.88x = 139,558.38 × 40,419.66
  4. Step 4: Simplify right side
    93,038.88x = 5,640,902,269.75
  5. Step 5: Solve for x
    x = 5,640,902,269.75/93,038.88
  6. Step 6: Final answer
    x = 60,629.52

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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.