Home / 53,947.87-74,448.14-30,074.03

Finding the Fourth Proportional to 53,947.87, 74,448.14 and 30,074.03

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Solution

The fourth proportional to 53,947.87, 74,448.14 and 30,074.03 is: 41,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,947.87 : 74,448.14 = 30,074.03 : x
  2. Step 2: Convert to fraction form
    53,947.87/74,448.14 = 30,074.03/x
  3. Step 3: Cross multiply
    53,947.87x = 74,448.14 × 30,074.03
  4. Step 4: Simplify right side
    53,947.87x = 2,238,955,073.19
  5. Step 5: Solve for x
    x = 2,238,955,073.19/53,947.87
  6. Step 6: Final answer
    x = 41,502.20

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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.