Home / 53,934.12-74,429.44-30,062.30

Finding the Fourth Proportional to 53,934.12, 74,429.44 and 30,062.30

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Solution

The fourth proportional to 53,934.12, 74,429.44 and 30,062.30 is: 41,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,934.12 : 74,429.44 = 30,062.30 : x
  2. Step 2: Convert to fraction form
    53,934.12/74,429.44 = 30,062.30/x
  3. Step 3: Cross multiply
    53,934.12x = 74,429.44 × 30,062.30
  4. Step 4: Simplify right side
    53,934.12x = 2,237,520,154.11
  5. Step 5: Solve for x
    x = 2,237,520,154.11/53,934.12
  6. Step 6: Final answer
    x = 41,486.17

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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.