Home / 114,620.10-171,680.85-70,112.22

Finding the Fourth Proportional to 114,620.10, 171,680.85 and 70,112.22

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Solution

The fourth proportional to 114,620.10, 171,680.85 and 70,112.22 is: 105,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,620.10 : 171,680.85 = 70,112.22 : x
  2. Step 2: Convert to fraction form
    114,620.10/171,680.85 = 70,112.22/x
  3. Step 3: Cross multiply
    114,620.10x = 171,680.85 × 70,112.22
  4. Step 4: Simplify right side
    114,620.10x = 12,036,925,524.99
  5. Step 5: Solve for x
    x = 12,036,925,524.99/114,620.10
  6. Step 6: Final answer
    x = 105,015.84

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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.