Home / 61,919.04-92,861.28-19,228.53

Finding the Fourth Proportional to 61,919.04, 92,861.28 and 19,228.53

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Solution

The fourth proportional to 61,919.04, 92,861.28 and 19,228.53 is: 28,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919.04 : 92,861.28 = 19,228.53 : x
  2. Step 2: Convert to fraction form
    61,919.04/92,861.28 = 19,228.53/x
  3. Step 3: Cross multiply
    61,919.04x = 92,861.28 × 19,228.53
  4. Step 4: Simplify right side
    61,919.04x = 1,785,585,908.32
  5. Step 5: Solve for x
    x = 1,785,585,908.32/61,919.04
  6. Step 6: Final answer
    x = 28,837.43

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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.