Home / 53,691.19-74,148.93-40,241.14

Finding the Fourth Proportional to 53,691.19, 74,148.93 and 40,241.14

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Solution

The fourth proportional to 53,691.19, 74,148.93 and 40,241.14 is: 55,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,691.19 : 74,148.93 = 40,241.14 : x
  2. Step 2: Convert to fraction form
    53,691.19/74,148.93 = 40,241.14/x
  3. Step 3: Cross multiply
    53,691.19x = 74,148.93 × 40,241.14
  4. Step 4: Simplify right side
    53,691.19x = 2,983,837,287.61
  5. Step 5: Solve for x
    x = 2,983,837,287.61/53,691.19
  6. Step 6: Final answer
    x = 55,574.06

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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.