Home / 124,674.39-172,051.29-68,085.77

Finding the Fourth Proportional to 124,674.39, 172,051.29 and 68,085.77

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Solution

The fourth proportional to 124,674.39, 172,051.29 and 68,085.77 is: 93,958.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,674.39 : 172,051.29 = 68,085.77 : x
  2. Step 2: Convert to fraction form
    124,674.39/172,051.29 = 68,085.77/x
  3. Step 3: Cross multiply
    124,674.39x = 172,051.29 × 68,085.77
  4. Step 4: Simplify right side
    124,674.39x = 11,714,243,698.89
  5. Step 5: Solve for x
    x = 11,714,243,698.89/124,674.39
  6. Step 6: Final answer
    x = 93,958.70

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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.