Home / 190,621.26-285,848.82-64,237.95

Finding the Fourth Proportional to 190,621.26, 285,848.82 and 64,237.95

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Solution

The fourth proportional to 190,621.26, 285,848.82 and 64,237.95 is: 96,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,621.26 : 285,848.82 = 64,237.95 : x
  2. Step 2: Convert to fraction form
    190,621.26/285,848.82 = 64,237.95/x
  3. Step 3: Cross multiply
    190,621.26x = 285,848.82 × 64,237.95
  4. Step 4: Simplify right side
    190,621.26x = 18,362,342,206.72
  5. Step 5: Solve for x
    x = 18,362,342,206.72/190,621.26
  6. Step 6: Final answer
    x = 96,328.93

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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.