Home / 34,069.02-47,017.49-18,961.50

Finding the Fourth Proportional to 34,069.02, 47,017.49 and 18,961.50

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Solution

The fourth proportional to 34,069.02, 47,017.49 and 18,961.50 is: 26,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.02 : 47,017.49 = 18,961.50 : x
  2. Step 2: Convert to fraction form
    34,069.02/47,017.49 = 18,961.50/x
  3. Step 3: Cross multiply
    34,069.02x = 47,017.49 × 18,961.50
  4. Step 4: Simplify right side
    34,069.02x = 891,522,136.64
  5. Step 5: Solve for x
    x = 891,522,136.64/34,069.02
  6. Step 6: Final answer
    x = 26,168.12

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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.