Home / 103,672.01-155,500.72-40,480.26

Finding the Fourth Proportional to 103,672.01, 155,500.72 and 40,480.26

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Solution

The fourth proportional to 103,672.01, 155,500.72 and 40,480.26 is: 60,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,672.01 : 155,500.72 = 40,480.26 : x
  2. Step 2: Convert to fraction form
    103,672.01/155,500.72 = 40,480.26/x
  3. Step 3: Cross multiply
    103,672.01x = 155,500.72 × 40,480.26
  4. Step 4: Simplify right side
    103,672.01x = 6,294,709,575.79
  5. Step 5: Solve for x
    x = 6,294,709,575.79/103,672.01
  6. Step 6: Final answer
    x = 60,717.54

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1.5x scale

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.