Home / 51,437.12-77,147.88-14,000.11

Finding the Fourth Proportional to 51,437.12, 77,147.88 and 14,000.11

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Solution

The fourth proportional to 51,437.12, 77,147.88 and 14,000.11 is: 20,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,437.12 : 77,147.88 = 14,000.11 : x
  2. Step 2: Convert to fraction form
    51,437.12/77,147.88 = 14,000.11/x
  3. Step 3: Cross multiply
    51,437.12x = 77,147.88 × 14,000.11
  4. Step 4: Simplify right side
    51,437.12x = 1,080,078,613.40
  5. Step 5: Solve for x
    x = 1,080,078,613.40/51,437.12
  6. Step 6: Final answer
    x = 20,998.04

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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.