Home / 74,864.32-103,300.99-43,027.07

Finding the Fourth Proportional to 74,864.32, 103,300.99 and 43,027.07

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Solution

The fourth proportional to 74,864.32, 103,300.99 and 43,027.07 is: 59,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,864.32 : 103,300.99 = 43,027.07 : x
  2. Step 2: Convert to fraction form
    74,864.32/103,300.99 = 43,027.07/x
  3. Step 3: Cross multiply
    74,864.32x = 103,300.99 × 43,027.07
  4. Step 4: Simplify right side
    74,864.32x = 4,444,738,303.73
  5. Step 5: Solve for x
    x = 4,444,738,303.73/74,864.32
  6. Step 6: Final answer
    x = 59,370.58

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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.