Home / 147,714.75-203,846.94-84,051.18

Finding the Fourth Proportional to 147,714.75, 203,846.94 and 84,051.18

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Solution

The fourth proportional to 147,714.75, 203,846.94 and 84,051.18 is: 115,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,714.75 : 203,846.94 = 84,051.18 : x
  2. Step 2: Convert to fraction form
    147,714.75/203,846.94 = 84,051.18/x
  3. Step 3: Cross multiply
    147,714.75x = 203,846.94 × 84,051.18
  4. Step 4: Simplify right side
    147,714.75x = 17,133,575,846.39
  5. Step 5: Solve for x
    x = 17,133,575,846.39/147,714.75
  6. Step 6: Final answer
    x = 115,990.96

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1.5x scale

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.