Home / 58,564.56-80,819.28-31,707.36

Finding the Fourth Proportional to 58,564.56, 80,819.28 and 31,707.36

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Solution

The fourth proportional to 58,564.56, 80,819.28 and 31,707.36 is: 43,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,564.56 : 80,819.28 = 31,707.36 : x
  2. Step 2: Convert to fraction form
    58,564.56/80,819.28 = 31,707.36/x
  3. Step 3: Cross multiply
    58,564.56x = 80,819.28 × 31,707.36
  4. Step 4: Simplify right side
    58,564.56x = 2,562,566,005.90
  5. Step 5: Solve for x
    x = 2,562,566,005.90/58,564.56
  6. Step 6: Final answer
    x = 43,756.26

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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.