Home / 47,139.04-65,050.50-26,723

Finding the Fourth Proportional to 47,139.04, 65,050.50 and 26,723

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Solution

The fourth proportional to 47,139.04, 65,050.50 and 26,723 is: 36,876.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,139.04 : 65,050.50 = 26,723 : x
  2. Step 2: Convert to fraction form
    47,139.04/65,050.50 = 26,723/x
  3. Step 3: Cross multiply
    47,139.04x = 65,050.50 × 26,723
  4. Step 4: Simplify right side
    47,139.04x = 1,738,344,511.50
  5. Step 5: Solve for x
    x = 1,738,344,511.50/47,139.04
  6. Step 6: Final answer
    x = 36,876.96

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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.