Home / 58,825.51-81,181.25-31,970.07

Finding the Fourth Proportional to 58,825.51, 81,181.25 and 31,970.07

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Solution

The fourth proportional to 58,825.51, 81,181.25 and 31,970.07 is: 44,119.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,825.51 : 81,181.25 = 31,970.07 : x
  2. Step 2: Convert to fraction form
    58,825.51/81,181.25 = 31,970.07/x
  3. Step 3: Cross multiply
    58,825.51x = 81,181.25 × 31,970.07
  4. Step 4: Simplify right side
    58,825.51x = 2,595,370,245.19
  5. Step 5: Solve for x
    x = 2,595,370,245.19/58,825.51
  6. Step 6: Final answer
    x = 44,119.81

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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.