Home / 51,963.17-78,069.59-33,279.51

Finding the Fourth Proportional to 51,963.17, 78,069.59 and 33,279.51

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Solution

The fourth proportional to 51,963.17, 78,069.59 and 33,279.51 is: 49,999.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,963.17 : 78,069.59 = 33,279.51 : x
  2. Step 2: Convert to fraction form
    51,963.17/78,069.59 = 33,279.51/x
  3. Step 3: Cross multiply
    51,963.17x = 78,069.59 × 33,279.51
  4. Step 4: Simplify right side
    51,963.17x = 2,598,117,393.95
  5. Step 5: Solve for x
    x = 2,598,117,393.95/51,963.17
  6. Step 6: Final answer
    x = 49,999.21

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1.5x scale

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.