Home / 189,002.95-283,405.99-89,136.33

Finding the Fourth Proportional to 189,002.95, 283,405.99 and 89,136.33

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Solution

The fourth proportional to 189,002.95, 283,405.99 and 89,136.33 is: 133,658.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,002.95 : 283,405.99 = 89,136.33 : x
  2. Step 2: Convert to fraction form
    189,002.95/283,405.99 = 89,136.33/x
  3. Step 3: Cross multiply
    189,002.95x = 283,405.99 × 89,136.33
  4. Step 4: Simplify right side
    189,002.95x = 25,261,767,985.91
  5. Step 5: Solve for x
    x = 25,261,767,985.91/189,002.95
  6. Step 6: Final answer
    x = 133,658.07

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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.