Home / 42,014.82-57,980.40-23,152.08

Finding the Fourth Proportional to 42,014.82, 57,980.40 and 23,152.08

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Solution

The fourth proportional to 42,014.82, 57,980.40 and 23,152.08 is: 31,949.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,014.82 : 57,980.40 = 23,152.08 : x
  2. Step 2: Convert to fraction form
    42,014.82/57,980.40 = 23,152.08/x
  3. Step 3: Cross multiply
    42,014.82x = 57,980.40 × 23,152.08
  4. Step 4: Simplify right side
    42,014.82x = 1,342,366,859.23
  5. Step 5: Solve for x
    x = 1,342,366,859.23/42,014.82
  6. Step 6: Final answer
    x = 31,949.84

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