Home / 40,169.84-60,214.88-19,072.80

Finding the Fourth Proportional to 40,169.84, 60,214.88 and 19,072.80

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Solution

The fourth proportional to 40,169.84, 60,214.88 and 19,072.80 is: 28,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,169.84 : 60,214.88 = 19,072.80 : x
  2. Step 2: Convert to fraction form
    40,169.84/60,214.88 = 19,072.80/x
  3. Step 3: Cross multiply
    40,169.84x = 60,214.88 × 19,072.80
  4. Step 4: Simplify right side
    40,169.84x = 1,148,466,363.26
  5. Step 5: Solve for x
    x = 1,148,466,363.26/40,169.84
  6. Step 6: Final answer
    x = 28,590.26

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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.