Home / 49,790.51-68,710.04-27,129.69

Finding the Fourth Proportional to 49,790.51, 68,710.04 and 27,129.69

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Solution

The fourth proportional to 49,790.51, 68,710.04 and 27,129.69 is: 37,438.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.51 : 68,710.04 = 27,129.69 : x
  2. Step 2: Convert to fraction form
    49,790.51/68,710.04 = 27,129.69/x
  3. Step 3: Cross multiply
    49,790.51x = 68,710.04 × 27,129.69
  4. Step 4: Simplify right side
    49,790.51x = 1,864,082,152.91
  5. Step 5: Solve for x
    x = 1,864,082,152.91/49,790.51
  6. Step 6: Final answer
    x = 37,438.50

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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.