Home / 134,408.66-201,582.90-39,618.60

Finding the Fourth Proportional to 134,408.66, 201,582.90 and 39,618.60

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Solution

The fourth proportional to 134,408.66, 201,582.90 and 39,618.60 is: 59,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,408.66 : 201,582.90 = 39,618.60 : x
  2. Step 2: Convert to fraction form
    134,408.66/201,582.90 = 39,618.60/x
  3. Step 3: Cross multiply
    134,408.66x = 201,582.90 × 39,618.60
  4. Step 4: Simplify right side
    134,408.66x = 7,986,432,281.94
  5. Step 5: Solve for x
    x = 7,986,432,281.94/134,408.66
  6. Step 6: Final answer
    x = 59,419.03

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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.