Home / 58,741.72-81,063.63-31,884.22

Finding the Fourth Proportional to 58,741.72, 81,063.63 and 31,884.22

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Solution

The fourth proportional to 58,741.72, 81,063.63 and 31,884.22 is: 44,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,741.72 : 81,063.63 = 31,884.22 : x
  2. Step 2: Convert to fraction form
    58,741.72/81,063.63 = 31,884.22/x
  3. Step 3: Cross multiply
    58,741.72x = 81,063.63 × 31,884.22
  4. Step 4: Simplify right side
    58,741.72x = 2,584,650,612.92
  5. Step 5: Solve for x
    x = 2,584,650,612.92/58,741.72
  6. Step 6: Final answer
    x = 44,000.25

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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.