Home / 53,979.73-74,492.14-30,107.95

Finding the Fourth Proportional to 53,979.73, 74,492.14 and 30,107.95

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Solution

The fourth proportional to 53,979.73, 74,492.14 and 30,107.95 is: 41,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,979.73 : 74,492.14 = 30,107.95 : x
  2. Step 2: Convert to fraction form
    53,979.73/74,492.14 = 30,107.95/x
  3. Step 3: Cross multiply
    53,979.73x = 74,492.14 × 30,107.95
  4. Step 4: Simplify right side
    53,979.73x = 2,242,805,840.48
  5. Step 5: Solve for x
    x = 2,242,805,840.48/53,979.73
  6. Step 6: Final answer
    x = 41,549.04

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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.