Home / 47,908.86-66,116.27-26,688.13

Finding the Fourth Proportional to 47,908.86, 66,116.27 and 26,688.13

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Solution

The fourth proportional to 47,908.86, 66,116.27 and 26,688.13 is: 36,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.86 : 66,116.27 = 26,688.13 : x
  2. Step 2: Convert to fraction form
    47,908.86/66,116.27 = 26,688.13/x
  3. Step 3: Cross multiply
    47,908.86x = 66,116.27 × 26,688.13
  4. Step 4: Simplify right side
    47,908.86x = 1,764,519,608.88
  5. Step 5: Solve for x
    x = 1,764,519,608.88/47,908.86
  6. Step 6: Final answer
    x = 36,830.76

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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.