Home / 190,161.60-284,896.80-154,910.40

Finding the Fourth Proportional to 190,161.60, 284,896.80 and 154,910.40

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Solution

The fourth proportional to 190,161.60, 284,896.80 and 154,910.40 is: 232,084.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,161.60 : 284,896.80 = 154,910.40 : x
  2. Step 2: Convert to fraction form
    190,161.60/284,896.80 = 154,910.40/x
  3. Step 3: Cross multiply
    190,161.60x = 284,896.80 × 154,910.40
  4. Step 4: Simplify right side
    190,161.60x = 44,133,477,246.72
  5. Step 5: Solve for x
    x = 44,133,477,246.72/190,161.60
  6. Step 6: Final answer
    x = 232,084.07

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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.