Home / 47,874.37-66,049.53-27,720.25

Finding the Fourth Proportional to 47,874.37, 66,049.53 and 27,720.25

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Solution

The fourth proportional to 47,874.37, 66,049.53 and 27,720.25 is: 38,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,874.37 : 66,049.53 = 27,720.25 : x
  2. Step 2: Convert to fraction form
    47,874.37/66,049.53 = 27,720.25/x
  3. Step 3: Cross multiply
    47,874.37x = 66,049.53 × 27,720.25
  4. Step 4: Simplify right side
    47,874.37x = 1,830,909,483.98
  5. Step 5: Solve for x
    x = 1,830,909,483.98/47,874.37
  6. Step 6: Final answer
    x = 38,244.04

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1.5x scale

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.