Home / 74,320.32-102,555.27-44,100.45

Finding the Fourth Proportional to 74,320.32, 102,555.27 and 44,100.45

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Solution

The fourth proportional to 74,320.32, 102,555.27 and 44,100.45 is: 60,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,320.32 : 102,555.27 = 44,100.45 : x
  2. Step 2: Convert to fraction form
    74,320.32/102,555.27 = 44,100.45/x
  3. Step 3: Cross multiply
    74,320.32x = 102,555.27 × 44,100.45
  4. Step 4: Simplify right side
    74,320.32x = 4,522,733,556.87
  5. Step 5: Solve for x
    x = 4,522,733,556.87/74,320.32
  6. Step 6: Final answer
    x = 60,854.60

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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.