Home / 86,828.07-119,707.87-62,608.77

Finding the Fourth Proportional to 86,828.07, 119,707.87 and 62,608.77

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Solution

The fourth proportional to 86,828.07, 119,707.87 and 62,608.77 is: 86,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,828.07 : 119,707.87 = 62,608.77 : x
  2. Step 2: Convert to fraction form
    86,828.07/119,707.87 = 62,608.77/x
  3. Step 3: Cross multiply
    86,828.07x = 119,707.87 × 62,608.77
  4. Step 4: Simplify right side
    86,828.07x = 7,494,762,500.02
  5. Step 5: Solve for x
    x = 7,494,762,500.02/86,828.07
  6. Step 6: Final answer
    x = 86,317.28

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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.