Home / 51,555.70-77,333.49-14,116.06

Finding the Fourth Proportional to 51,555.70, 77,333.49 and 14,116.06

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Solution

The fourth proportional to 51,555.70, 77,333.49 and 14,116.06 is: 21,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,555.70 : 77,333.49 = 14,116.06 : x
  2. Step 2: Convert to fraction form
    51,555.70/77,333.49 = 14,116.06/x
  3. Step 3: Cross multiply
    51,555.70x = 77,333.49 × 14,116.06
  4. Step 4: Simplify right side
    51,555.70x = 1,091,644,184.85
  5. Step 5: Solve for x
    x = 1,091,644,184.85/51,555.70
  6. Step 6: Final answer
    x = 21,174.07

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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.