Home / 30,197.08-41,670.57-16,769.19

Finding the Fourth Proportional to 30,197.08, 41,670.57 and 16,769.19

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Solution

The fourth proportional to 30,197.08, 41,670.57 and 16,769.19 is: 23,140.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.08 : 41,670.57 = 16,769.19 : x
  2. Step 2: Convert to fraction form
    30,197.08/41,670.57 = 16,769.19/x
  3. Step 3: Cross multiply
    30,197.08x = 41,670.57 × 16,769.19
  4. Step 4: Simplify right side
    30,197.08x = 698,781,705.74
  5. Step 5: Solve for x
    x = 698,781,705.74/30,197.08
  6. Step 6: Final answer
    x = 23,140.70

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1.5x scale

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.