Home / 47,977.91-71,975.06-16,386.23

Finding the Fourth Proportional to 47,977.91, 71,975.06 and 16,386.23

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Solution

The fourth proportional to 47,977.91, 71,975.06 and 16,386.23 is: 24,582.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.91 : 71,975.06 = 16,386.23 : x
  2. Step 2: Convert to fraction form
    47,977.91/71,975.06 = 16,386.23/x
  3. Step 3: Cross multiply
    47,977.91x = 71,975.06 × 16,386.23
  4. Step 4: Simplify right side
    47,977.91x = 1,179,399,445.62
  5. Step 5: Solve for x
    x = 1,179,399,445.62/47,977.91
  6. Step 6: Final answer
    x = 24,582.14

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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.