Home / 47,573.55-65,589.25-40,930.53

Finding the Fourth Proportional to 47,573.55, 65,589.25 and 40,930.53

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Solution

The fourth proportional to 47,573.55, 65,589.25 and 40,930.53 is: 56,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,573.55 : 65,589.25 = 40,930.53 : x
  2. Step 2: Convert to fraction form
    47,573.55/65,589.25 = 40,930.53/x
  3. Step 3: Cross multiply
    47,573.55x = 65,589.25 × 40,930.53
  4. Step 4: Simplify right side
    47,573.55x = 2,684,602,764.80
  5. Step 5: Solve for x
    x = 2,684,602,764.80/47,573.55
  6. Step 6: Final answer
    x = 56,430.57

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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.