Home / 74,837.64-103,293.70-43,025.06

Finding the Fourth Proportional to 74,837.64, 103,293.70 and 43,025.06

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Solution

The fourth proportional to 74,837.64, 103,293.70 and 43,025.06 is: 59,384.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,837.64 : 103,293.70 = 43,025.06 : x
  2. Step 2: Convert to fraction form
    74,837.64/103,293.70 = 43,025.06/x
  3. Step 3: Cross multiply
    74,837.64x = 103,293.70 × 43,025.06
  4. Step 4: Simplify right side
    74,837.64x = 4,444,217,640.12
  5. Step 5: Solve for x
    x = 4,444,217,640.12/74,837.64
  6. Step 6: Final answer
    x = 59,384.79

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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.