Home / 70,375.02-105,547.94-25,971.42

Finding the Fourth Proportional to 70,375.02, 105,547.94 and 25,971.42

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Solution

The fourth proportional to 70,375.02, 105,547.94 and 25,971.42 is: 38,951.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,375.02 : 105,547.94 = 25,971.42 : x
  2. Step 2: Convert to fraction form
    70,375.02/105,547.94 = 25,971.42/x
  3. Step 3: Cross multiply
    70,375.02x = 105,547.94 × 25,971.42
  4. Step 4: Simplify right side
    70,375.02x = 2,741,229,879.87
  5. Step 5: Solve for x
    x = 2,741,229,879.87/70,375.02
  6. Step 6: Final answer
    x = 38,951.75

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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.