Home / 124,675.39-172,052.67-68,086.77

Finding the Fourth Proportional to 124,675.39, 172,052.67 and 68,086.77

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Solution

The fourth proportional to 124,675.39, 172,052.67 and 68,086.77 is: 93,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,675.39 : 172,052.67 = 68,086.77 : x
  2. Step 2: Convert to fraction form
    124,675.39/172,052.67 = 68,086.77/x
  3. Step 3: Cross multiply
    124,675.39x = 172,052.67 × 68,086.77
  4. Step 4: Simplify right side
    124,675.39x = 11,714,510,570.18
  5. Step 5: Solve for x
    x = 11,714,510,570.18/124,675.39
  6. Step 6: Final answer
    x = 93,960.09

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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.