Home / 61,173.55-91,760.33-51,842.35

Finding the Fourth Proportional to 61,173.55, 91,760.33 and 51,842.35

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Solution

The fourth proportional to 61,173.55, 91,760.33 and 51,842.35 is: 77,763.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,173.55 : 91,760.33 = 51,842.35 : x
  2. Step 2: Convert to fraction form
    61,173.55/91,760.33 = 51,842.35/x
  3. Step 3: Cross multiply
    61,173.55x = 91,760.33 × 51,842.35
  4. Step 4: Simplify right side
    61,173.55x = 4,757,070,884.76
  5. Step 5: Solve for x
    x = 4,757,070,884.76/61,173.55
  6. Step 6: Final answer
    x = 77,763.53

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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.