Home / 193,475.90-289,805.01-122,361.95

Finding the Fourth Proportional to 193,475.90, 289,805.01 and 122,361.95

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Solution

The fourth proportional to 193,475.90, 289,805.01 and 122,361.95 is: 183,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,475.90 : 289,805.01 = 122,361.95 : x
  2. Step 2: Convert to fraction form
    193,475.90/289,805.01 = 122,361.95/x
  3. Step 3: Cross multiply
    193,475.90x = 289,805.01 × 122,361.95
  4. Step 4: Simplify right side
    193,475.90x = 35,461,106,409.02
  5. Step 5: Solve for x
    x = 35,461,106,409.02/193,475.90
  6. Step 6: Final answer
    x = 183,284.36

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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.