Home / 51,955.98-77,943.15-16,889.46

Finding the Fourth Proportional to 51,955.98, 77,943.15 and 16,889.46

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Solution

The fourth proportional to 51,955.98, 77,943.15 and 16,889.46 is: 25,337.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,955.98 : 77,943.15 = 16,889.46 : x
  2. Step 2: Convert to fraction form
    51,955.98/77,943.15 = 16,889.46/x
  3. Step 3: Cross multiply
    51,955.98x = 77,943.15 × 16,889.46
  4. Step 4: Simplify right side
    51,955.98x = 1,316,417,714.20
  5. Step 5: Solve for x
    x = 1,316,417,714.20/51,955.98
  6. Step 6: Final answer
    x = 25,337.17

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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.