Home / 34,156.97-47,136.89-19,050.60

Finding the Fourth Proportional to 34,156.97, 47,136.89 and 19,050.60

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Solution

The fourth proportional to 34,156.97, 47,136.89 and 19,050.60 is: 26,289.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,156.97 : 47,136.89 = 19,050.60 : x
  2. Step 2: Convert to fraction form
    34,156.97/47,136.89 = 19,050.60/x
  3. Step 3: Cross multiply
    34,156.97x = 47,136.89 × 19,050.60
  4. Step 4: Simplify right side
    34,156.97x = 897,986,036.63
  5. Step 5: Solve for x
    x = 897,986,036.63/34,156.97
  6. Step 6: Final answer
    x = 26,289.98

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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.