Home / 84,192.31-116,209.59-49,768.93

Finding the Fourth Proportional to 84,192.31, 116,209.59 and 49,768.93

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Solution

The fourth proportional to 84,192.31, 116,209.59 and 49,768.93 is: 68,695.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,192.31 : 116,209.59 = 49,768.93 : x
  2. Step 2: Convert to fraction form
    84,192.31/116,209.59 = 49,768.93/x
  3. Step 3: Cross multiply
    84,192.31x = 116,209.59 × 49,768.93
  4. Step 4: Simplify right side
    84,192.31x = 5,783,626,908.67
  5. Step 5: Solve for x
    x = 5,783,626,908.67/84,192.31
  6. Step 6: Final answer
    x = 68,695.43

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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.