Home / 106,015.26-146,291.92-62,403.18

Finding the Fourth Proportional to 106,015.26, 146,291.92 and 62,403.18

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Solution

The fourth proportional to 106,015.26, 146,291.92 and 62,403.18 is: 86,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,015.26 : 146,291.92 = 62,403.18 : x
  2. Step 2: Convert to fraction form
    106,015.26/146,291.92 = 62,403.18/x
  3. Step 3: Cross multiply
    106,015.26x = 146,291.92 × 62,403.18
  4. Step 4: Simplify right side
    106,015.26x = 9,129,081,016.31
  5. Step 5: Solve for x
    x = 9,129,081,016.31/106,015.26
  6. Step 6: Final answer
    x = 86,111.01

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1.5x scale

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.