Home / 190,017.96-262,223.10-113,532.90

Finding the Fourth Proportional to 190,017.96, 262,223.10 and 113,532.90

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Solution

The fourth proportional to 190,017.96, 262,223.10 and 113,532.90 is: 156,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,017.96 : 262,223.10 = 113,532.90 : x
  2. Step 2: Convert to fraction form
    190,017.96/262,223.10 = 113,532.90/x
  3. Step 3: Cross multiply
    190,017.96x = 262,223.10 × 113,532.90
  4. Step 4: Simplify right side
    190,017.96x = 29,770,948,989.99
  5. Step 5: Solve for x
    x = 29,770,948,989.99/190,017.96
  6. Step 6: Final answer
    x = 156,674.40

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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.