Home / 47,100.08-64,999.56-25,880

Finding the Fourth Proportional to 47,100.08, 64,999.56 and 25,880

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Solution

The fourth proportional to 47,100.08, 64,999.56 and 25,880 is: 35,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,100.08 : 64,999.56 = 25,880 : x
  2. Step 2: Convert to fraction form
    47,100.08/64,999.56 = 25,880/x
  3. Step 3: Cross multiply
    47,100.08x = 64,999.56 × 25,880
  4. Step 4: Simplify right side
    47,100.08x = 1,682,188,612.80
  5. Step 5: Solve for x
    x = 1,682,188,612.80/47,100.08
  6. Step 6: Final answer
    x = 35,715.20

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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.