Home / 83,403.21-125,090.72-23,417.93

Finding the Fourth Proportional to 83,403.21, 125,090.72 and 23,417.93

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Solution

The fourth proportional to 83,403.21, 125,090.72 and 23,417.93 is: 35,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,403.21 : 125,090.72 = 23,417.93 : x
  2. Step 2: Convert to fraction form
    83,403.21/125,090.72 = 23,417.93/x
  3. Step 3: Cross multiply
    83,403.21x = 125,090.72 × 23,417.93
  4. Step 4: Simplify right side
    83,403.21x = 2,929,365,724.61
  5. Step 5: Solve for x
    x = 2,929,365,724.61/83,403.21
  6. Step 6: Final answer
    x = 35,122.94

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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.