Home / 193,788.93-290,683.53-53,547.69

Finding the Fourth Proportional to 193,788.93, 290,683.53 and 53,547.69

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Solution

The fourth proportional to 193,788.93, 290,683.53 and 53,547.69 is: 80,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,788.93 : 290,683.53 = 53,547.69 : x
  2. Step 2: Convert to fraction form
    193,788.93/290,683.53 = 53,547.69/x
  3. Step 3: Cross multiply
    193,788.93x = 290,683.53 × 53,547.69
  4. Step 4: Simplify right side
    193,788.93x = 15,565,431,552.55
  5. Step 5: Solve for x
    x = 15,565,431,552.55/193,788.93
  6. Step 6: Final answer
    x = 80,321.57

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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.