Home / 190,523.61-262,926.20-104,477.47

Finding the Fourth Proportional to 190,523.61, 262,926.20 and 104,477.47

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Solution

The fourth proportional to 190,523.61, 262,926.20 and 104,477.47 is: 144,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,523.61 : 262,926.20 = 104,477.47 : x
  2. Step 2: Convert to fraction form
    190,523.61/262,926.20 = 104,477.47/x
  3. Step 3: Cross multiply
    190,523.61x = 262,926.20 × 104,477.47
  4. Step 4: Simplify right side
    190,523.61x = 27,469,863,719.60
  5. Step 5: Solve for x
    x = 27,469,863,719.60/190,523.61
  6. Step 6: Final answer
    x = 144,180.89

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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.