Home / 190,341.56-285,490.26-50,111.12

Finding the Fourth Proportional to 190,341.56, 285,490.26 and 50,111.12

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Solution

The fourth proportional to 190,341.56, 285,490.26 and 50,111.12 is: 75,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,341.56 : 285,490.26 = 50,111.12 : x
  2. Step 2: Convert to fraction form
    190,341.56/285,490.26 = 50,111.12/x
  3. Step 3: Cross multiply
    190,341.56x = 285,490.26 × 50,111.12
  4. Step 4: Simplify right side
    190,341.56x = 14,306,236,677.69
  5. Step 5: Solve for x
    x = 14,306,236,677.69/190,341.56
  6. Step 6: Final answer
    x = 75,160.87

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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.