Home / 93,051.54-139,591.14-43,136.68

Finding the Fourth Proportional to 93,051.54, 139,591.14 and 43,136.68

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Solution

The fourth proportional to 93,051.54, 139,591.14 and 43,136.68 is: 64,711.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,051.54 : 139,591.14 = 43,136.68 : x
  2. Step 2: Convert to fraction form
    93,051.54/139,591.14 = 43,136.68/x
  3. Step 3: Cross multiply
    93,051.54x = 139,591.14 × 43,136.68
  4. Step 4: Simplify right side
    93,051.54x = 6,021,498,337.02
  5. Step 5: Solve for x
    x = 6,021,498,337.02/93,051.54
  6. Step 6: Final answer
    x = 64,711.43

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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.