Home / 105,747.63-158,621.45-61,682.01

Finding the Fourth Proportional to 105,747.63, 158,621.45 and 61,682.01

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Solution

The fourth proportional to 105,747.63, 158,621.45 and 61,682.01 is: 92,523.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,747.63 : 158,621.45 = 61,682.01 : x
  2. Step 2: Convert to fraction form
    105,747.63/158,621.45 = 61,682.01/x
  3. Step 3: Cross multiply
    105,747.63x = 158,621.45 × 61,682.01
  4. Step 4: Simplify right side
    105,747.63x = 9,784,089,865.11
  5. Step 5: Solve for x
    x = 9,784,089,865.11/105,747.63
  6. Step 6: Final answer
    x = 92,523.02

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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.