Home / 158,755.75-238,133.63-47,947.75

Finding the Fourth Proportional to 158,755.75, 238,133.63 and 47,947.75

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Solution

The fourth proportional to 158,755.75, 238,133.63 and 47,947.75 is: 71,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,755.75 : 238,133.63 = 47,947.75 : x
  2. Step 2: Convert to fraction form
    158,755.75/238,133.63 = 47,947.75/x
  3. Step 3: Cross multiply
    158,755.75x = 238,133.63 × 47,947.75
  4. Step 4: Simplify right side
    158,755.75x = 11,417,971,757.83
  5. Step 5: Solve for x
    x = 11,417,971,757.83/158,755.75
  6. Step 6: Final answer
    x = 71,921.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.