Home / 201,701.35-302,552.03-145,714.15

Finding the Fourth Proportional to 201,701.35, 302,552.03 and 145,714.15

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Solution

The fourth proportional to 201,701.35, 302,552.03 and 145,714.15 is: 218,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,701.35 : 302,552.03 = 145,714.15 : x
  2. Step 2: Convert to fraction form
    201,701.35/302,552.03 = 145,714.15/x
  3. Step 3: Cross multiply
    201,701.35x = 302,552.03 × 145,714.15
  4. Step 4: Simplify right side
    201,701.35x = 44,086,111,882.22
  5. Step 5: Solve for x
    x = 44,086,111,882.22/201,701.35
  6. Step 6: Final answer
    x = 218,571.23

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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.