Home / 115,762.03-173,646.69-39,859.77

Finding the Fourth Proportional to 115,762.03, 173,646.69 and 39,859.77

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Solution

The fourth proportional to 115,762.03, 173,646.69 and 39,859.77 is: 59,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,762.03 : 173,646.69 = 39,859.77 : x
  2. Step 2: Convert to fraction form
    115,762.03/173,646.69 = 39,859.77/x
  3. Step 3: Cross multiply
    115,762.03x = 173,646.69 × 39,859.77
  4. Step 4: Simplify right side
    115,762.03x = 6,921,517,124.66
  5. Step 5: Solve for x
    x = 6,921,517,124.66/115,762.03
  6. Step 6: Final answer
    x = 59,790.91

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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.