Home / 190,331.66-285,497.70-57,211.91

Finding the Fourth Proportional to 190,331.66, 285,497.70 and 57,211.91

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Solution

The fourth proportional to 190,331.66, 285,497.70 and 57,211.91 is: 85,817.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,331.66 : 285,497.70 = 57,211.91 : x
  2. Step 2: Convert to fraction form
    190,331.66/285,497.70 = 57,211.91/x
  3. Step 3: Cross multiply
    190,331.66x = 285,497.70 × 57,211.91
  4. Step 4: Simplify right side
    190,331.66x = 16,333,869,431.35
  5. Step 5: Solve for x
    x = 16,333,869,431.35/190,331.66
  6. Step 6: Final answer
    x = 85,817.93

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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.