Home / 53,660.15-74,047.31-29,784.95

Finding the Fourth Proportional to 53,660.15, 74,047.31 and 29,784.95

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Solution

The fourth proportional to 53,660.15, 74,047.31 and 29,784.95 is: 41,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.15 : 74,047.31 = 29,784.95 : x
  2. Step 2: Convert to fraction form
    53,660.15/74,047.31 = 29,784.95/x
  3. Step 3: Cross multiply
    53,660.15x = 74,047.31 × 29,784.95
  4. Step 4: Simplify right side
    53,660.15x = 2,205,494,906.82
  5. Step 5: Solve for x
    x = 2,205,494,906.82/53,660.15
  6. Step 6: Final answer
    x = 41,101.17

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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.