Home / 51,848.40-77,772.60-18,569.55

Finding the Fourth Proportional to 51,848.40, 77,772.60 and 18,569.55

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Solution

The fourth proportional to 51,848.40, 77,772.60 and 18,569.55 is: 27,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,848.40 : 77,772.60 = 18,569.55 : x
  2. Step 2: Convert to fraction form
    51,848.40/77,772.60 = 18,569.55/x
  3. Step 3: Cross multiply
    51,848.40x = 77,772.60 × 18,569.55
  4. Step 4: Simplify right side
    51,848.40x = 1,444,202,184.33
  5. Step 5: Solve for x
    x = 1,444,202,184.33/51,848.40
  6. Step 6: Final answer
    x = 27,854.33

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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.