Home / 65,220.10-97,830.15-34,116.10

Finding the Fourth Proportional to 65,220.10, 97,830.15 and 34,116.10

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Solution

The fourth proportional to 65,220.10, 97,830.15 and 34,116.10 is: 51,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220.10 : 97,830.15 = 34,116.10 : x
  2. Step 2: Convert to fraction form
    65,220.10/97,830.15 = 34,116.10/x
  3. Step 3: Cross multiply
    65,220.10x = 97,830.15 × 34,116.10
  4. Step 4: Simplify right side
    65,220.10x = 3,337,583,180.42
  5. Step 5: Solve for x
    x = 3,337,583,180.42/65,220.10
  6. Step 6: Final answer
    x = 51,174.15

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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.