Home / 141,069.56-194,677.31-77,409.64

Finding the Fourth Proportional to 141,069.56, 194,677.31 and 77,409.64

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Solution

The fourth proportional to 141,069.56, 194,677.31 and 77,409.64 is: 106,826.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,069.56 : 194,677.31 = 77,409.64 : x
  2. Step 2: Convert to fraction form
    141,069.56/194,677.31 = 77,409.64/x
  3. Step 3: Cross multiply
    141,069.56x = 194,677.31 × 77,409.64
  4. Step 4: Simplify right side
    141,069.56x = 15,069,900,483.27
  5. Step 5: Solve for x
    x = 15,069,900,483.27/141,069.56
  6. Step 6: Final answer
    x = 106,826.03

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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.