Home / 97,824.56-134,989.44-56,982.32

Finding the Fourth Proportional to 97,824.56, 134,989.44 and 56,982.32

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Solution

The fourth proportional to 97,824.56, 134,989.44 and 56,982.32 is: 78,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,824.56 : 134,989.44 = 56,982.32 : x
  2. Step 2: Convert to fraction form
    97,824.56/134,989.44 = 56,982.32/x
  3. Step 3: Cross multiply
    97,824.56x = 134,989.44 × 56,982.32
  4. Step 4: Simplify right side
    97,824.56x = 7,692,011,466.70
  5. Step 5: Solve for x
    x = 7,692,011,466.70/97,824.56
  6. Step 6: Final answer
    x = 78,630.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.