Home / 55,035.43-75,947.43-31,164.37

Finding the Fourth Proportional to 55,035.43, 75,947.43 and 31,164.37

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Solution

The fourth proportional to 55,035.43, 75,947.43 and 31,164.37 is: 43,006.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,035.43 : 75,947.43 = 31,164.37 : x
  2. Step 2: Convert to fraction form
    55,035.43/75,947.43 = 31,164.37/x
  3. Step 3: Cross multiply
    55,035.43x = 75,947.43 × 31,164.37
  4. Step 4: Simplify right side
    55,035.43x = 2,366,853,809.07
  5. Step 5: Solve for x
    x = 2,366,853,809.07/55,035.43
  6. Step 6: Final answer
    x = 43,006.00

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1.5x scale

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.