Home / 34,200.69-47,197.73-21,454.39

Finding the Fourth Proportional to 34,200.69, 47,197.73 and 21,454.39

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Solution

The fourth proportional to 34,200.69, 47,197.73 and 21,454.39 is: 29,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200.69 : 47,197.73 = 21,454.39 : x
  2. Step 2: Convert to fraction form
    34,200.69/47,197.73 = 21,454.39/x
  3. Step 3: Cross multiply
    34,200.69x = 47,197.73 × 21,454.39
  4. Step 4: Simplify right side
    34,200.69x = 1,012,598,506.53
  5. Step 5: Solve for x
    x = 1,012,598,506.53/34,200.69
  6. Step 6: Final answer
    x = 29,607.55

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1.5x scale

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.