Home / 190,068.94-262,303.37-105,186.03

Finding the Fourth Proportional to 190,068.94, 262,303.37 and 105,186.03

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Solution

The fourth proportional to 190,068.94, 262,303.37 and 105,186.03 is: 145,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,068.94 : 262,303.37 = 105,186.03 : x
  2. Step 2: Convert to fraction form
    190,068.94/262,303.37 = 105,186.03/x
  3. Step 3: Cross multiply
    190,068.94x = 262,303.37 × 105,186.03
  4. Step 4: Simplify right side
    190,068.94x = 27,590,650,145.92
  5. Step 5: Solve for x
    x = 27,590,650,145.92/190,068.94
  6. Step 6: Final answer
    x = 145,161.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.