Home / 281,579.00-388,575.90-152,514.27

Finding the Fourth Proportional to 281,579.00, 388,575.90 and 152,514.27

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Solution

The fourth proportional to 281,579.00, 388,575.90 and 152,514.27 is: 210,468.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,579.00 : 388,575.90 = 152,514.27 : x
  2. Step 2: Convert to fraction form
    281,579.00/388,575.90 = 152,514.27/x
  3. Step 3: Cross multiply
    281,579.00x = 388,575.90 × 152,514.27
  4. Step 4: Simplify right side
    281,579.00x = 59,263,369,728.09
  5. Step 5: Solve for x
    x = 59,263,369,728.09/281,579.00
  6. Step 6: Final answer
    x = 210,468.01

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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.