Home / 106,326.92-159,485.08-39,762.16

Finding the Fourth Proportional to 106,326.92, 159,485.08 and 39,762.16

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Solution

The fourth proportional to 106,326.92, 159,485.08 and 39,762.16 is: 59,641.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,326.92 : 159,485.08 = 39,762.16 : x
  2. Step 2: Convert to fraction form
    106,326.92/159,485.08 = 39,762.16/x
  3. Step 3: Cross multiply
    106,326.92x = 159,485.08 × 39,762.16
  4. Step 4: Simplify right side
    106,326.92x = 6,341,470,471.15
  5. Step 5: Solve for x
    x = 6,341,470,471.15/106,326.92
  6. Step 6: Final answer
    x = 59,641.25

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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.