Home / 81,907.07-113,035.38-46,099.40

Finding the Fourth Proportional to 81,907.07, 113,035.38 and 46,099.40

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Solution

The fourth proportional to 81,907.07, 113,035.38 and 46,099.40 is: 63,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,907.07 : 113,035.38 = 46,099.40 : x
  2. Step 2: Convert to fraction form
    81,907.07/113,035.38 = 46,099.40/x
  3. Step 3: Cross multiply
    81,907.07x = 113,035.38 × 46,099.40
  4. Step 4: Simplify right side
    81,907.07x = 5,210,862,631.60
  5. Step 5: Solve for x
    x = 5,210,862,631.60/81,907.07
  6. Step 6: Final answer
    x = 63,619.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.