Home / 190,814.22-263,313.27-105,925.77

Finding the Fourth Proportional to 190,814.22, 263,313.27 and 105,925.77

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Solution

The fourth proportional to 190,814.22, 263,313.27 and 105,925.77 is: 146,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,814.22 : 263,313.27 = 105,925.77 : x
  2. Step 2: Convert to fraction form
    190,814.22/263,313.27 = 105,925.77/x
  3. Step 3: Cross multiply
    190,814.22x = 263,313.27 × 105,925.77
  4. Step 4: Simplify right side
    190,814.22x = 27,891,660,875.97
  5. Step 5: Solve for x
    x = 27,891,660,875.97/190,814.22
  6. Step 6: Final answer
    x = 146,171.82

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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.