Home / 43,136.08-64,683.59-15,052.72

Finding the Fourth Proportional to 43,136.08, 64,683.59 and 15,052.72

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Solution

The fourth proportional to 43,136.08, 64,683.59 and 15,052.72 is: 22,571.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,136.08 : 64,683.59 = 15,052.72 : x
  2. Step 2: Convert to fraction form
    43,136.08/64,683.59 = 15,052.72/x
  3. Step 3: Cross multiply
    43,136.08x = 64,683.59 × 15,052.72
  4. Step 4: Simplify right side
    43,136.08x = 973,663,968.86
  5. Step 5: Solve for x
    x = 973,663,968.86/43,136.08
  6. Step 6: Final answer
    x = 22,571.92

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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.