Home / 58,375.55-80,564.33-35,729.64

Finding the Fourth Proportional to 58,375.55, 80,564.33 and 35,729.64

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Solution

The fourth proportional to 58,375.55, 80,564.33 and 35,729.64 is: 49,310.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,375.55 : 80,564.33 = 35,729.64 : x
  2. Step 2: Convert to fraction form
    58,375.55/80,564.33 = 35,729.64/x
  3. Step 3: Cross multiply
    58,375.55x = 80,564.33 × 35,729.64
  4. Step 4: Simplify right side
    58,375.55x = 2,878,534,597.07
  5. Step 5: Solve for x
    x = 2,878,534,597.07/58,375.55
  6. Step 6: Final answer
    x = 49,310.62

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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.