Home / 152,973.56-229,381.56-68,661.44

Finding the Fourth Proportional to 152,973.56, 229,381.56 and 68,661.44

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Solution

The fourth proportional to 152,973.56, 229,381.56 and 68,661.44 is: 102,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,973.56 : 229,381.56 = 68,661.44 : x
  2. Step 2: Convert to fraction form
    152,973.56/229,381.56 = 68,661.44/x
  3. Step 3: Cross multiply
    152,973.56x = 229,381.56 × 68,661.44
  4. Step 4: Simplify right side
    152,973.56x = 15,749,668,219.05
  5. Step 5: Solve for x
    x = 15,749,668,219.05/152,973.56
  6. Step 6: Final answer
    x = 102,956.80

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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.