Home / 47,834.15-71,754.86-14,557.05

Finding the Fourth Proportional to 47,834.15, 71,754.86 and 14,557.05

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Solution

The fourth proportional to 47,834.15, 71,754.86 and 14,557.05 is: 21,836.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,834.15 : 71,754.86 = 14,557.05 : x
  2. Step 2: Convert to fraction form
    47,834.15/71,754.86 = 14,557.05/x
  3. Step 3: Cross multiply
    47,834.15x = 71,754.86 × 14,557.05
  4. Step 4: Simplify right side
    47,834.15x = 1,044,539,121.16
  5. Step 5: Solve for x
    x = 1,044,539,121.16/47,834.15
  6. Step 6: Final answer
    x = 21,836.68

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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.