Home / 190,923.40-286,385.10-164,096.20

Finding the Fourth Proportional to 190,923.40, 286,385.10 and 164,096.20

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Solution

The fourth proportional to 190,923.40, 286,385.10 and 164,096.20 is: 246,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,923.40 : 286,385.10 = 164,096.20 : x
  2. Step 2: Convert to fraction form
    190,923.40/286,385.10 = 164,096.20/x
  3. Step 3: Cross multiply
    190,923.40x = 286,385.10 × 164,096.20
  4. Step 4: Simplify right side
    190,923.40x = 46,994,706,646.62
  5. Step 5: Solve for x
    x = 46,994,706,646.62/190,923.40
  6. Step 6: Final answer
    x = 246,144.30

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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.