Home / 51,437.63-77,148.63-14,000.61

Finding the Fourth Proportional to 51,437.63, 77,148.63 and 14,000.61

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Solution

The fourth proportional to 51,437.63, 77,148.63 and 14,000.61 is: 20,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,437.63 : 77,148.63 = 14,000.61 : x
  2. Step 2: Convert to fraction form
    51,437.63/77,148.63 = 14,000.61/x
  3. Step 3: Cross multiply
    51,437.63x = 77,148.63 × 14,000.61
  4. Step 4: Simplify right side
    51,437.63x = 1,080,127,880.66
  5. Step 5: Solve for x
    x = 1,080,127,880.66/51,437.63
  6. Step 6: Final answer
    x = 20,998.79

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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.