Home / 47,476.74-65,474.55-40,760.22

Finding the Fourth Proportional to 47,476.74, 65,474.55 and 40,760.22

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Solution

The fourth proportional to 47,476.74, 65,474.55 and 40,760.22 is: 56,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,476.74 : 65,474.55 = 40,760.22 : x
  2. Step 2: Convert to fraction form
    47,476.74/65,474.55 = 40,760.22/x
  3. Step 3: Cross multiply
    47,476.74x = 65,474.55 × 40,760.22
  4. Step 4: Simplify right side
    47,476.74x = 2,668,757,062.40
  5. Step 5: Solve for x
    x = 2,668,757,062.40/47,476.74
  6. Step 6: Final answer
    x = 56,211.89

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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.