Home / 129,415.32-194,124.06-35,928.36

Finding the Fourth Proportional to 129,415.32, 194,124.06 and 35,928.36

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Solution

The fourth proportional to 129,415.32, 194,124.06 and 35,928.36 is: 53,892.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,415.32 : 194,124.06 = 35,928.36 : x
  2. Step 2: Convert to fraction form
    129,415.32/194,124.06 = 35,928.36/x
  3. Step 3: Cross multiply
    129,415.32x = 194,124.06 × 35,928.36
  4. Step 4: Simplify right side
    129,415.32x = 6,974,559,112.34
  5. Step 5: Solve for x
    x = 6,974,559,112.34/129,415.32
  6. Step 6: Final answer
    x = 53,892.84

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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.