Home / 51,070.50-76,605.21-19,927.62

Finding the Fourth Proportional to 51,070.50, 76,605.21 and 19,927.62

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Solution

The fourth proportional to 51,070.50, 76,605.21 and 19,927.62 is: 29,891.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,070.50 : 76,605.21 = 19,927.62 : x
  2. Step 2: Convert to fraction form
    51,070.50/76,605.21 = 19,927.62/x
  3. Step 3: Cross multiply
    51,070.50x = 76,605.21 × 19,927.62
  4. Step 4: Simplify right side
    51,070.50x = 1,526,559,514.90
  5. Step 5: Solve for x
    x = 1,526,559,514.90/51,070.50
  6. Step 6: Final answer
    x = 29,891.22

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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.