Home / 190,853.76-286,300.16-50,612.48

Finding the Fourth Proportional to 190,853.76, 286,300.16 and 50,612.48

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Solution

The fourth proportional to 190,853.76, 286,300.16 and 50,612.48 is: 75,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,853.76 : 286,300.16 = 50,612.48 : x
  2. Step 2: Convert to fraction form
    190,853.76/286,300.16 = 50,612.48/x
  3. Step 3: Cross multiply
    190,853.76x = 286,300.16 × 50,612.48
  4. Step 4: Simplify right side
    190,853.76x = 14,490,361,122.00
  5. Step 5: Solve for x
    x = 14,490,361,122.00/190,853.76
  6. Step 6: Final answer
    x = 75,923.90

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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.