Home / 147,634.40-221,408.40-52,853.60

Finding the Fourth Proportional to 147,634.40, 221,408.40 and 52,853.60

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Solution

The fourth proportional to 147,634.40, 221,408.40 and 52,853.60 is: 79,264.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,634.40 : 221,408.40 = 52,853.60 : x
  2. Step 2: Convert to fraction form
    147,634.40/221,408.40 = 52,853.60/x
  3. Step 3: Cross multiply
    147,634.40x = 221,408.40 × 52,853.60
  4. Step 4: Simplify right side
    147,634.40x = 11,702,231,010.24
  5. Step 5: Solve for x
    x = 11,702,231,010.24/147,634.40
  6. Step 6: Final answer
    x = 79,264.93

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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.