Home / 51,928.83-77,906.38-14,488.89

Finding the Fourth Proportional to 51,928.83, 77,906.38 and 14,488.89

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Solution

The fourth proportional to 51,928.83, 77,906.38 and 14,488.89 is: 21,737.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,928.83 : 77,906.38 = 14,488.89 : x
  2. Step 2: Convert to fraction form
    51,928.83/77,906.38 = 14,488.89/x
  3. Step 3: Cross multiply
    51,928.83x = 77,906.38 × 14,488.89
  4. Step 4: Simplify right side
    51,928.83x = 1,128,776,970.12
  5. Step 5: Solve for x
    x = 1,128,776,970.12/51,928.83
  6. Step 6: Final answer
    x = 21,737.00

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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.