Home / 173,136.30-259,639.65-60,773.10

Finding the Fourth Proportional to 173,136.30, 259,639.65 and 60,773.10

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Solution

The fourth proportional to 173,136.30, 259,639.65 and 60,773.10 is: 91,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,136.30 : 259,639.65 = 60,773.10 : x
  2. Step 2: Convert to fraction form
    173,136.30/259,639.65 = 60,773.10/x
  3. Step 3: Cross multiply
    173,136.30x = 259,639.65 × 60,773.10
  4. Step 4: Simplify right side
    173,136.30x = 15,779,106,413.42
  5. Step 5: Solve for x
    x = 15,779,106,413.42/173,136.30
  6. Step 6: Final answer
    x = 91,136.90

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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.