Home / 47,404.26-65,368.80-40,712.04

Finding the Fourth Proportional to 47,404.26, 65,368.80 and 40,712.04

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Solution

The fourth proportional to 47,404.26, 65,368.80 and 40,712.04 is: 56,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,404.26 : 65,368.80 = 40,712.04 : x
  2. Step 2: Convert to fraction form
    47,404.26/65,368.80 = 40,712.04/x
  3. Step 3: Cross multiply
    47,404.26x = 65,368.80 × 40,712.04
  4. Step 4: Simplify right side
    47,404.26x = 2,661,297,200.35
  5. Step 5: Solve for x
    x = 2,661,297,200.35/47,404.26
  6. Step 6: Final answer
    x = 56,140.47

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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.