Home / 86,551.31-119,441.17-46,807.31

Finding the Fourth Proportional to 86,551.31, 119,441.17 and 46,807.31

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Solution

The fourth proportional to 86,551.31, 119,441.17 and 46,807.31 is: 64,594.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,551.31 : 119,441.17 = 46,807.31 : x
  2. Step 2: Convert to fraction form
    86,551.31/119,441.17 = 46,807.31/x
  3. Step 3: Cross multiply
    86,551.31x = 119,441.17 × 46,807.31
  4. Step 4: Simplify right side
    86,551.31x = 5,590,720,228.06
  5. Step 5: Solve for x
    x = 5,590,720,228.06/86,551.31
  6. Step 6: Final answer
    x = 64,594.29

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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.