Home / 190,260.23-262,558.94-105,377.22

Finding the Fourth Proportional to 190,260.23, 262,558.94 and 105,377.22

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Solution

The fourth proportional to 190,260.23, 262,558.94 and 105,377.22 is: 145,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,260.23 : 262,558.94 = 105,377.22 : x
  2. Step 2: Convert to fraction form
    190,260.23/262,558.94 = 105,377.22/x
  3. Step 3: Cross multiply
    190,260.23x = 262,558.94 × 105,377.22
  4. Step 4: Simplify right side
    190,260.23x = 27,667,730,656.46
  5. Step 5: Solve for x
    x = 27,667,730,656.46/190,260.23
  6. Step 6: Final answer
    x = 145,420.47

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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.