Home / 63,540.48-87,683.40-35,245.68

Finding the Fourth Proportional to 63,540.48, 87,683.40 and 35,245.68

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Solution

The fourth proportional to 63,540.48, 87,683.40 and 35,245.68 is: 48,637.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,540.48 : 87,683.40 = 35,245.68 : x
  2. Step 2: Convert to fraction form
    63,540.48/87,683.40 = 35,245.68/x
  3. Step 3: Cross multiply
    63,540.48x = 87,683.40 × 35,245.68
  4. Step 4: Simplify right side
    63,540.48x = 3,090,461,057.71
  5. Step 5: Solve for x
    x = 3,090,461,057.71/63,540.48
  6. Step 6: Final answer
    x = 48,637.67

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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.