Home / 105,027.23-144,935.83-57,277.73

Finding the Fourth Proportional to 105,027.23, 144,935.83 and 57,277.73

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Solution

The fourth proportional to 105,027.23, 144,935.83 and 57,277.73 is: 79,042.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,027.23 : 144,935.83 = 57,277.73 : x
  2. Step 2: Convert to fraction form
    105,027.23/144,935.83 = 57,277.73/x
  3. Step 3: Cross multiply
    105,027.23x = 144,935.83 × 57,277.73
  4. Step 4: Simplify right side
    105,027.23x = 8,301,595,772.00
  5. Step 5: Solve for x
    x = 8,301,595,772.00/105,027.23
  6. Step 6: Final answer
    x = 79,042.32

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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.