Home / 190,443.37-285,674.16-157,101.61

Finding the Fourth Proportional to 190,443.37, 285,674.16 and 157,101.61

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Solution

The fourth proportional to 190,443.37, 285,674.16 and 157,101.61 is: 235,659.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,443.37 : 285,674.16 = 157,101.61 : x
  2. Step 2: Convert to fraction form
    190,443.37/285,674.16 = 157,101.61/x
  3. Step 3: Cross multiply
    190,443.37x = 285,674.16 × 157,101.61
  4. Step 4: Simplify right side
    190,443.37x = 44,879,870,471.40
  5. Step 5: Solve for x
    x = 44,879,870,471.40/190,443.37
  6. Step 6: Final answer
    x = 235,659.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.