Home / 147,846.15-221,714.55-48,009.60

Finding the Fourth Proportional to 147,846.15, 221,714.55 and 48,009.60

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Solution

The fourth proportional to 147,846.15, 221,714.55 and 48,009.60 is: 71,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,846.15 : 221,714.55 = 48,009.60 : x
  2. Step 2: Convert to fraction form
    147,846.15/221,714.55 = 48,009.60/x
  3. Step 3: Cross multiply
    147,846.15x = 221,714.55 × 48,009.60
  4. Step 4: Simplify right side
    147,846.15x = 10,644,426,859.68
  5. Step 5: Solve for x
    x = 10,644,426,859.68/147,846.15
  6. Step 6: Final answer
    x = 71,996.65

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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.