Home / 53,896.73-74,357.37-53,813.66

Finding the Fourth Proportional to 53,896.73, 74,357.37 and 53,813.66

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Solution

The fourth proportional to 53,896.73, 74,357.37 and 53,813.66 is: 74,242.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,896.73 : 74,357.37 = 53,813.66 : x
  2. Step 2: Convert to fraction form
    53,896.73/74,357.37 = 53,813.66/x
  3. Step 3: Cross multiply
    53,896.73x = 74,357.37 × 53,813.66
  4. Step 4: Simplify right side
    53,896.73x = 4,001,442,227.67
  5. Step 5: Solve for x
    x = 4,001,442,227.67/53,896.73
  6. Step 6: Final answer
    x = 74,242.76

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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.