Home / 190,554.40-285,831.62-50,314.24

Finding the Fourth Proportional to 190,554.40, 285,831.62 and 50,314.24

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Solution

The fourth proportional to 190,554.40, 285,831.62 and 50,314.24 is: 75,471.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,554.40 : 285,831.62 = 50,314.24 : x
  2. Step 2: Convert to fraction form
    190,554.40/285,831.62 = 50,314.24/x
  3. Step 3: Cross multiply
    190,554.40x = 285,831.62 × 50,314.24
  4. Step 4: Simplify right side
    190,554.40x = 14,381,400,728.27
  5. Step 5: Solve for x
    x = 14,381,400,728.27/190,554.40
  6. Step 6: Final answer
    x = 75,471.37

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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.