Home / 51,496-71,056.26-28,835.98

Finding the Fourth Proportional to 51,496, 71,056.26 and 28,835.98

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Solution

The fourth proportional to 51,496, 71,056.26 and 28,835.98 is: 39,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,496 : 71,056.26 = 28,835.98 : x
  2. Step 2: Convert to fraction form
    51,496/71,056.26 = 28,835.98/x
  3. Step 3: Cross multiply
    51,496x = 71,056.26 × 28,835.98
  4. Step 4: Simplify right side
    51,496x = 2,048,976,892.23
  5. Step 5: Solve for x
    x = 2,048,976,892.23/51,496
  6. Step 6: Final answer
    x = 39,789.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.