Home / 34,190.81-47,179.08-19,084.31

Finding the Fourth Proportional to 34,190.81, 47,179.08 and 19,084.31

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Solution

The fourth proportional to 34,190.81, 47,179.08 and 19,084.31 is: 26,333.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,190.81 : 47,179.08 = 19,084.31 : x
  2. Step 2: Convert to fraction form
    34,190.81/47,179.08 = 19,084.31/x
  3. Step 3: Cross multiply
    34,190.81x = 47,179.08 × 19,084.31
  4. Step 4: Simplify right side
    34,190.81x = 900,379,952.34
  5. Step 5: Solve for x
    x = 900,379,952.34/34,190.81
  6. Step 6: Final answer
    x = 26,333.98

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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.