Home / 74,374.16-102,626.01-43,748.64

Finding the Fourth Proportional to 74,374.16, 102,626.01 and 43,748.64

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Solution

The fourth proportional to 74,374.16, 102,626.01 and 43,748.64 is: 60,367.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,374.16 : 102,626.01 = 43,748.64 : x
  2. Step 2: Convert to fraction form
    74,374.16/102,626.01 = 43,748.64/x
  3. Step 3: Cross multiply
    74,374.16x = 102,626.01 × 43,748.64
  4. Step 4: Simplify right side
    74,374.16x = 4,489,748,366.13
  5. Step 5: Solve for x
    x = 4,489,748,366.13/74,374.16
  6. Step 6: Final answer
    x = 60,367.05

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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.