Home / 190,691.96-286,039.66-48,537.39

Finding the Fourth Proportional to 190,691.96, 286,039.66 and 48,537.39

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Solution

The fourth proportional to 190,691.96, 286,039.66 and 48,537.39 is: 72,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,691.96 : 286,039.66 = 48,537.39 : x
  2. Step 2: Convert to fraction form
    190,691.96/286,039.66 = 48,537.39/x
  3. Step 3: Cross multiply
    190,691.96x = 286,039.66 × 48,537.39
  4. Step 4: Simplify right side
    190,691.96x = 13,883,618,532.89
  5. Step 5: Solve for x
    x = 13,883,618,532.89/190,691.96
  6. Step 6: Final answer
    x = 72,806.52

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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.