Home / 74,333.43-102,583.23-42,502.32

Finding the Fourth Proportional to 74,333.43, 102,583.23 and 42,502.32

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Solution

The fourth proportional to 74,333.43, 102,583.23 and 42,502.32 is: 58,654.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,333.43 : 102,583.23 = 42,502.32 : x
  2. Step 2: Convert to fraction form
    74,333.43/102,583.23 = 42,502.32/x
  3. Step 3: Cross multiply
    74,333.43x = 102,583.23 × 42,502.32
  4. Step 4: Simplify right side
    74,333.43x = 4,360,025,268.09
  5. Step 5: Solve for x
    x = 4,360,025,268.09/74,333.43
  6. Step 6: Final answer
    x = 58,654.97

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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.