Home / 74,902.24-103,364.20-43,071.24

Finding the Fourth Proportional to 74,902.24, 103,364.20 and 43,071.24

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Solution

The fourth proportional to 74,902.24, 103,364.20 and 43,071.24 is: 59,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,902.24 : 103,364.20 = 43,071.24 : x
  2. Step 2: Convert to fraction form
    74,902.24/103,364.20 = 43,071.24/x
  3. Step 3: Cross multiply
    74,902.24x = 103,364.20 × 43,071.24
  4. Step 4: Simplify right side
    74,902.24x = 4,452,024,265.61
  5. Step 5: Solve for x
    x = 4,452,024,265.61/74,902.24
  6. Step 6: Final answer
    x = 59,437.80

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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.