Home / 193,841.16-290,775.63-51,685.69

Finding the Fourth Proportional to 193,841.16, 290,775.63 and 51,685.69

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Solution

The fourth proportional to 193,841.16, 290,775.63 and 51,685.69 is: 77,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,841.16 : 290,775.63 = 51,685.69 : x
  2. Step 2: Convert to fraction form
    193,841.16/290,775.63 = 51,685.69/x
  3. Step 3: Cross multiply
    193,841.16x = 290,775.63 × 51,685.69
  4. Step 4: Simplify right side
    193,841.16x = 15,028,939,851.69
  5. Step 5: Solve for x
    x = 15,028,939,851.69/193,841.16
  6. Step 6: Final answer
    x = 77,532.24

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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.