Home / 82,777.50-114,233.36-45,051.75

Finding the Fourth Proportional to 82,777.50, 114,233.36 and 45,051.75

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Solution

The fourth proportional to 82,777.50, 114,233.36 and 45,051.75 is: 62,171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,777.50 : 114,233.36 = 45,051.75 : x
  2. Step 2: Convert to fraction form
    82,777.50/114,233.36 = 45,051.75/x
  3. Step 3: Cross multiply
    82,777.50x = 114,233.36 × 45,051.75
  4. Step 4: Simplify right side
    82,777.50x = 5,146,412,551.12
  5. Step 5: Solve for x
    x = 5,146,412,551.12/82,777.50
  6. Step 6: Final answer
    x = 62,171.64

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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.