Home / 192,453.70-265,577.74-105,237.20

Finding the Fourth Proportional to 192,453.70, 265,577.74 and 105,237.20

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Solution

The fourth proportional to 192,453.70, 265,577.74 and 105,237.20 is: 145,222.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,453.70 : 265,577.74 = 105,237.20 : x
  2. Step 2: Convert to fraction form
    192,453.70/265,577.74 = 105,237.20/x
  3. Step 3: Cross multiply
    192,453.70x = 265,577.74 × 105,237.20
  4. Step 4: Simplify right side
    192,453.70x = 27,948,657,739.93
  5. Step 5: Solve for x
    x = 27,948,657,739.93/192,453.70
  6. Step 6: Final answer
    x = 145,222.76

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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.