Home / 57,905.13-86,688.67-35,651.73

Finding the Fourth Proportional to 57,905.13, 86,688.67 and 35,651.73

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Solution

The fourth proportional to 57,905.13, 86,688.67 and 35,651.73 is: 53,373.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,905.13 : 86,688.67 = 35,651.73 : x
  2. Step 2: Convert to fraction form
    57,905.13/86,688.67 = 35,651.73/x
  3. Step 3: Cross multiply
    57,905.13x = 86,688.67 × 35,651.73
  4. Step 4: Simplify right side
    57,905.13x = 3,090,601,056.90
  5. Step 5: Solve for x
    x = 3,090,601,056.90/57,905.13
  6. Step 6: Final answer
    x = 53,373.53

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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.