Home / 163,558.55-245,343.27-45,230.87

Finding the Fourth Proportional to 163,558.55, 245,343.27 and 45,230.87

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Solution

The fourth proportional to 163,558.55, 245,343.27 and 45,230.87 is: 67,847.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,558.55 : 245,343.27 = 45,230.87 : x
  2. Step 2: Convert to fraction form
    163,558.55/245,343.27 = 45,230.87/x
  3. Step 3: Cross multiply
    163,558.55x = 245,343.27 × 45,230.87
  4. Step 4: Simplify right side
    163,558.55x = 11,097,089,550.74
  5. Step 5: Solve for x
    x = 11,097,089,550.74/163,558.55
  6. Step 6: Final answer
    x = 67,847.81

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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.