Home / 134,634.01-185,794.02-74,204.70

Finding the Fourth Proportional to 134,634.01, 185,794.02 and 74,204.70

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Solution

The fourth proportional to 134,634.01, 185,794.02 and 74,204.70 is: 102,401.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,634.01 : 185,794.02 = 74,204.70 : x
  2. Step 2: Convert to fraction form
    134,634.01/185,794.02 = 74,204.70/x
  3. Step 3: Cross multiply
    134,634.01x = 185,794.02 × 74,204.70
  4. Step 4: Simplify right side
    134,634.01x = 13,786,789,515.89
  5. Step 5: Solve for x
    x = 13,786,789,515.89/134,634.01
  6. Step 6: Final answer
    x = 102,401.98

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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.