Home / 155,786.20-233,564.10-105,741.40

Finding the Fourth Proportional to 155,786.20, 233,564.10 and 105,741.40

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Solution

The fourth proportional to 155,786.20, 233,564.10 and 105,741.40 is: 158,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,786.20 : 233,564.10 = 105,741.40 : x
  2. Step 2: Convert to fraction form
    155,786.20/233,564.10 = 105,741.40/x
  3. Step 3: Cross multiply
    155,786.20x = 233,564.10 × 105,741.40
  4. Step 4: Simplify right side
    155,786.20x = 24,697,394,923.74
  5. Step 5: Solve for x
    x = 24,697,394,923.74/155,786.20
  6. Step 6: Final answer
    x = 158,533.91

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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.