Home / 75,773.12-113,655.54-23,182.60

Finding the Fourth Proportional to 75,773.12, 113,655.54 and 23,182.60

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Solution

The fourth proportional to 75,773.12, 113,655.54 and 23,182.60 is: 34,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,773.12 : 113,655.54 = 23,182.60 : x
  2. Step 2: Convert to fraction form
    75,773.12/113,655.54 = 23,182.60/x
  3. Step 3: Cross multiply
    75,773.12x = 113,655.54 × 23,182.60
  4. Step 4: Simplify right side
    75,773.12x = 2,634,830,921.60
  5. Step 5: Solve for x
    x = 2,634,830,921.60/75,773.12
  6. Step 6: Final answer
    x = 34,772.63

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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.