Home / 106,230.16-159,345.63-39,669.58

Finding the Fourth Proportional to 106,230.16, 159,345.63 and 39,669.58

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Solution

The fourth proportional to 106,230.16, 159,345.63 and 39,669.58 is: 59,504.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,230.16 : 159,345.63 = 39,669.58 : x
  2. Step 2: Convert to fraction form
    106,230.16/159,345.63 = 39,669.58/x
  3. Step 3: Cross multiply
    106,230.16x = 159,345.63 × 39,669.58
  4. Step 4: Simplify right side
    106,230.16x = 6,321,174,216.94
  5. Step 5: Solve for x
    x = 6,321,174,216.94/106,230.16
  6. Step 6: Final answer
    x = 59,504.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.