Home / 190,402.13-262,754.94-105,524.66

Finding the Fourth Proportional to 190,402.13, 262,754.94 and 105,524.66

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Solution

The fourth proportional to 190,402.13, 262,754.94 and 105,524.66 is: 145,624.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,402.13 : 262,754.94 = 105,524.66 : x
  2. Step 2: Convert to fraction form
    190,402.13/262,754.94 = 105,524.66/x
  3. Step 3: Cross multiply
    190,402.13x = 262,754.94 × 105,524.66
  4. Step 4: Simplify right side
    190,402.13x = 27,727,124,393.05
  5. Step 5: Solve for x
    x = 27,727,124,393.05/190,402.13
  6. Step 6: Final answer
    x = 145,624.03

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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.