Home / 86,623.13-119,539.92-46,879.13

Finding the Fourth Proportional to 86,623.13, 119,539.92 and 46,879.13

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Solution

The fourth proportional to 86,623.13, 119,539.92 and 46,879.13 is: 64,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,623.13 : 119,539.92 = 46,879.13 : x
  2. Step 2: Convert to fraction form
    86,623.13/119,539.92 = 46,879.13/x
  3. Step 3: Cross multiply
    86,623.13x = 119,539.92 × 46,879.13
  4. Step 4: Simplify right side
    86,623.13x = 5,603,926,852.17
  5. Step 5: Solve for x
    x = 5,603,926,852.17/86,623.13
  6. Step 6: Final answer
    x = 64,693.20

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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.