Home / 114,754.15-172,060.75-39,842.11

Finding the Fourth Proportional to 114,754.15, 172,060.75 and 39,842.11

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Solution

The fourth proportional to 114,754.15, 172,060.75 and 39,842.11 is: 59,738.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,754.15 : 172,060.75 = 39,842.11 : x
  2. Step 2: Convert to fraction form
    114,754.15/172,060.75 = 39,842.11/x
  3. Step 3: Cross multiply
    114,754.15x = 172,060.75 × 39,842.11
  4. Step 4: Simplify right side
    114,754.15x = 6,855,262,268.67
  5. Step 5: Solve for x
    x = 6,855,262,268.67/114,754.15
  6. Step 6: Final answer
    x = 59,738.69

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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.