Home / 57,622.06-86,433.18-37,988.32

Finding the Fourth Proportional to 57,622.06, 86,433.18 and 37,988.32

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Solution

The fourth proportional to 57,622.06, 86,433.18 and 37,988.32 is: 56,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,622.06 : 86,433.18 = 37,988.32 : x
  2. Step 2: Convert to fraction form
    57,622.06/86,433.18 = 37,988.32/x
  3. Step 3: Cross multiply
    57,622.06x = 86,433.18 × 37,988.32
  4. Step 4: Simplify right side
    57,622.06x = 3,283,451,300.46
  5. Step 5: Solve for x
    x = 3,283,451,300.46/57,622.06
  6. Step 6: Final answer
    x = 56,982.54

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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.