Home / 65,945.40-98,898.90-23,820.60

Finding the Fourth Proportional to 65,945.40, 98,898.90 and 23,820.60

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Solution

The fourth proportional to 65,945.40, 98,898.90 and 23,820.60 is: 35,723.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,945.40 : 98,898.90 = 23,820.60 : x
  2. Step 2: Convert to fraction form
    65,945.40/98,898.90 = 23,820.60/x
  3. Step 3: Cross multiply
    65,945.40x = 98,898.90 × 23,820.60
  4. Step 4: Simplify right side
    65,945.40x = 2,355,831,137.34
  5. Step 5: Solve for x
    x = 2,355,831,137.34/65,945.40
  6. Step 6: Final answer
    x = 35,723.96

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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.