Home / 190,360.01-262,696.61-105,477.08

Finding the Fourth Proportional to 190,360.01, 262,696.61 and 105,477.08

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Solution

The fourth proportional to 190,360.01, 262,696.61 and 105,477.08 is: 145,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,360.01 : 262,696.61 = 105,477.08 : x
  2. Step 2: Convert to fraction form
    190,360.01/262,696.61 = 105,477.08/x
  3. Step 3: Cross multiply
    190,360.01x = 262,696.61 × 105,477.08
  4. Step 4: Simplify right side
    190,360.01x = 27,708,469,507.83
  5. Step 5: Solve for x
    x = 27,708,469,507.83/190,360.01
  6. Step 6: Final answer
    x = 145,558.25

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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.