Home / 190,650.02-285,977.06-57,531.45

Finding the Fourth Proportional to 190,650.02, 285,977.06 and 57,531.45

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Solution

The fourth proportional to 190,650.02, 285,977.06 and 57,531.45 is: 86,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,650.02 : 285,977.06 = 57,531.45 : x
  2. Step 2: Convert to fraction form
    190,650.02/285,977.06 = 57,531.45/x
  3. Step 3: Cross multiply
    190,650.02x = 285,977.06 × 57,531.45
  4. Step 4: Simplify right side
    190,650.02x = 16,452,674,640.88
  5. Step 5: Solve for x
    x = 16,452,674,640.88/190,650.02
  6. Step 6: Final answer
    x = 86,297.79

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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.