Home / 49,407.19-68,181.93-28,186.00

Finding the Fourth Proportional to 49,407.19, 68,181.93 and 28,186.00

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Solution

The fourth proportional to 49,407.19, 68,181.93 and 28,186.00 is: 38,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,407.19 : 68,181.93 = 28,186.00 : x
  2. Step 2: Convert to fraction form
    49,407.19/68,181.93 = 28,186.00/x
  3. Step 3: Cross multiply
    49,407.19x = 68,181.93 × 28,186.00
  4. Step 4: Simplify right side
    49,407.19x = 1,921,775,708.53
  5. Step 5: Solve for x
    x = 1,921,775,708.53/49,407.19
  6. Step 6: Final answer
    x = 38,896.68

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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.