Home / 62,858.31-94,284.63-18,486.51

Finding the Fourth Proportional to 62,858.31, 94,284.63 and 18,486.51

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Solution

The fourth proportional to 62,858.31, 94,284.63 and 18,486.51 is: 27,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,858.31 : 94,284.63 = 18,486.51 : x
  2. Step 2: Convert to fraction form
    62,858.31/94,284.63 = 18,486.51/x
  3. Step 3: Cross multiply
    62,858.31x = 94,284.63 × 18,486.51
  4. Step 4: Simplify right side
    62,858.31x = 1,742,993,755.34
  5. Step 5: Solve for x
    x = 1,742,993,755.34/62,858.31
  6. Step 6: Final answer
    x = 27,728.93

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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.