Home / 195,419.40-293,226.30-77,094.60

Finding the Fourth Proportional to 195,419.40, 293,226.30 and 77,094.60

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Solution

The fourth proportional to 195,419.40, 293,226.30 and 77,094.60 is: 115,680.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,419.40 : 293,226.30 = 77,094.60 : x
  2. Step 2: Convert to fraction form
    195,419.40/293,226.30 = 77,094.60/x
  3. Step 3: Cross multiply
    195,419.40x = 293,226.30 × 77,094.60
  4. Step 4: Simplify right side
    195,419.40x = 22,606,164,307.98
  5. Step 5: Solve for x
    x = 22,606,164,307.98/195,419.40
  6. Step 6: Final answer
    x = 115,680.25

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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.