Home / 61,570.74-92,361.36-19,439.55

Finding the Fourth Proportional to 61,570.74, 92,361.36 and 19,439.55

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Solution

The fourth proportional to 61,570.74, 92,361.36 and 19,439.55 is: 29,160.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,570.74 : 92,361.36 = 19,439.55 : x
  2. Step 2: Convert to fraction form
    61,570.74/92,361.36 = 19,439.55/x
  3. Step 3: Cross multiply
    61,570.74x = 92,361.36 × 19,439.55
  4. Step 4: Simplify right side
    61,570.74x = 1,795,463,275.79
  5. Step 5: Solve for x
    x = 1,795,463,275.79/61,570.74
  6. Step 6: Final answer
    x = 29,160.98

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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.