Home / 34,178.90-47,166.74-19,071.60

Finding the Fourth Proportional to 34,178.90, 47,166.74 and 19,071.60

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Solution

The fourth proportional to 34,178.90, 47,166.74 and 19,071.60 is: 26,318.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178.90 : 47,166.74 = 19,071.60 : x
  2. Step 2: Convert to fraction form
    34,178.90/47,166.74 = 19,071.60/x
  3. Step 3: Cross multiply
    34,178.90x = 47,166.74 × 19,071.60
  4. Step 4: Simplify right side
    34,178.90x = 899,545,198.58
  5. Step 5: Solve for x
    x = 899,545,198.58/34,178.90
  6. Step 6: Final answer
    x = 26,318.73

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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.