Home / 141,263.58-194,945.06-77,602.84

Finding the Fourth Proportional to 141,263.58, 194,945.06 and 77,602.84

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Solution

The fourth proportional to 141,263.58, 194,945.06 and 77,602.84 is: 107,092.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,263.58 : 194,945.06 = 77,602.84 : x
  2. Step 2: Convert to fraction form
    141,263.58/194,945.06 = 77,602.84/x
  3. Step 3: Cross multiply
    141,263.58x = 194,945.06 × 77,602.84
  4. Step 4: Simplify right side
    141,263.58x = 15,128,290,299.97
  5. Step 5: Solve for x
    x = 15,128,290,299.97/141,263.58
  6. Step 6: Final answer
    x = 107,092.64

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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.