Home / 147,556.50-221,335.56-36,748.50

Finding the Fourth Proportional to 147,556.50, 221,335.56 and 36,748.50

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Solution

The fourth proportional to 147,556.50, 221,335.56 and 36,748.50 is: 55,122.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,556.50 : 221,335.56 = 36,748.50 : x
  2. Step 2: Convert to fraction form
    147,556.50/221,335.56 = 36,748.50/x
  3. Step 3: Cross multiply
    147,556.50x = 221,335.56 × 36,748.50
  4. Step 4: Simplify right side
    147,556.50x = 8,133,749,826.66
  5. Step 5: Solve for x
    x = 8,133,749,826.66/147,556.50
  6. Step 6: Final answer
    x = 55,122.95

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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.