Home / 47,579.55-65,666.77-27,432.49

Finding the Fourth Proportional to 47,579.55, 65,666.77 and 27,432.49

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Solution

The fourth proportional to 47,579.55, 65,666.77 and 27,432.49 is: 37,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,579.55 : 65,666.77 = 27,432.49 : x
  2. Step 2: Convert to fraction form
    47,579.55/65,666.77 = 27,432.49/x
  3. Step 3: Cross multiply
    47,579.55x = 65,666.77 × 27,432.49
  4. Step 4: Simplify right side
    47,579.55x = 1,801,403,011.36
  5. Step 5: Solve for x
    x = 1,801,403,011.36/47,579.55
  6. Step 6: Final answer
    x = 37,860.87

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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.