Home / 47,977.46-71,965.66-16,387.16

Finding the Fourth Proportional to 47,977.46, 71,965.66 and 16,387.16

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Solution

The fourth proportional to 47,977.46, 71,965.66 and 16,387.16 is: 24,580.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,977.46 : 71,965.66 = 16,387.16 : x
  2. Step 2: Convert to fraction form
    47,977.46/71,965.66 = 16,387.16/x
  3. Step 3: Cross multiply
    47,977.46x = 71,965.66 × 16,387.16
  4. Step 4: Simplify right side
    47,977.46x = 1,179,312,784.93
  5. Step 5: Solve for x
    x = 1,179,312,784.93/47,977.46
  6. Step 6: Final answer
    x = 24,580.56

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1.5x scale

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.