Home / 46,492.74-69,724.50-20,190.42

Finding the Fourth Proportional to 46,492.74, 69,724.50 and 20,190.42

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Solution

The fourth proportional to 46,492.74, 69,724.50 and 20,190.42 is: 30,279.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,492.74 : 69,724.50 = 20,190.42 : x
  2. Step 2: Convert to fraction form
    46,492.74/69,724.50 = 20,190.42/x
  3. Step 3: Cross multiply
    46,492.74x = 69,724.50 × 20,190.42
  4. Step 4: Simplify right side
    46,492.74x = 1,407,766,939.29
  5. Step 5: Solve for x
    x = 1,407,766,939.29/46,492.74
  6. Step 6: Final answer
    x = 30,279.29

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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.