Home / 51,981.39-77,963.99-14,537.52

Finding the Fourth Proportional to 51,981.39, 77,963.99 and 14,537.52

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Solution

The fourth proportional to 51,981.39, 77,963.99 and 14,537.52 is: 21,804.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,981.39 : 77,963.99 = 14,537.52 : x
  2. Step 2: Convert to fraction form
    51,981.39/77,963.99 = 14,537.52/x
  3. Step 3: Cross multiply
    51,981.39x = 77,963.99 × 14,537.52
  4. Step 4: Simplify right side
    51,981.39x = 1,133,402,991.22
  5. Step 5: Solve for x
    x = 1,133,402,991.22/51,981.39
  6. Step 6: Final answer
    x = 21,804.01

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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.