Home / 61,972.40-92,964.74-19,841.90

Finding the Fourth Proportional to 61,972.40, 92,964.74 and 19,841.90

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Solution

The fourth proportional to 61,972.40, 92,964.74 and 19,841.90 is: 29,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,972.40 : 92,964.74 = 19,841.90 : x
  2. Step 2: Convert to fraction form
    61,972.40/92,964.74 = 19,841.90/x
  3. Step 3: Cross multiply
    61,972.40x = 92,964.74 × 19,841.90
  4. Step 4: Simplify right side
    61,972.40x = 1,844,596,510.57
  5. Step 5: Solve for x
    x = 1,844,596,510.57/61,972.40
  6. Step 6: Final answer
    x = 29,764.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.