Home / 190,279.18-285,435.63-50,037.80

Finding the Fourth Proportional to 190,279.18, 285,435.63 and 50,037.80

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Solution

The fourth proportional to 190,279.18, 285,435.63 and 50,037.80 is: 75,061.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,279.18 : 285,435.63 = 50,037.80 : x
  2. Step 2: Convert to fraction form
    190,279.18/285,435.63 = 50,037.80/x
  3. Step 3: Cross multiply
    190,279.18x = 285,435.63 × 50,037.80
  4. Step 4: Simplify right side
    190,279.18x = 14,282,571,145.21
  5. Step 5: Solve for x
    x = 14,282,571,145.21/190,279.18
  6. Step 6: Final answer
    x = 75,061.14

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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.