Home / 58,745.04-81,065.82-31,886.64

Finding the Fourth Proportional to 58,745.04, 81,065.82 and 31,886.64

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Solution

The fourth proportional to 58,745.04, 81,065.82 and 31,886.64 is: 44,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,745.04 : 81,065.82 = 31,886.64 : x
  2. Step 2: Convert to fraction form
    58,745.04/81,065.82 = 31,886.64/x
  3. Step 3: Cross multiply
    58,745.04x = 81,065.82 × 31,886.64
  4. Step 4: Simplify right side
    58,745.04x = 2,584,916,618.64
  5. Step 5: Solve for x
    x = 2,584,916,618.64/58,745.04
  6. Step 6: Final answer
    x = 44,002.30

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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.