Home / 190,208.02-262,494.98-105,325.09

Finding the Fourth Proportional to 190,208.02, 262,494.98 and 105,325.09

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Solution

The fourth proportional to 190,208.02, 262,494.98 and 105,325.09 is: 145,353.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,208.02 : 262,494.98 = 105,325.09 : x
  2. Step 2: Convert to fraction form
    190,208.02/262,494.98 = 105,325.09/x
  3. Step 3: Cross multiply
    190,208.02x = 262,494.98 × 105,325.09
  4. Step 4: Simplify right side
    190,208.02x = 27,647,306,343.89
  5. Step 5: Solve for x
    x = 27,647,306,343.89/190,208.02
  6. Step 6: Final answer
    x = 145,353.00

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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.