Home / 53,617.60-80,374.10-25,530.11

Finding the Fourth Proportional to 53,617.60, 80,374.10 and 25,530.11

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Solution

The fourth proportional to 53,617.60, 80,374.10 and 25,530.11 is: 38,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,617.60 : 80,374.10 = 25,530.11 : x
  2. Step 2: Convert to fraction form
    53,617.60/80,374.10 = 25,530.11/x
  3. Step 3: Cross multiply
    53,617.60x = 80,374.10 × 25,530.11
  4. Step 4: Simplify right side
    53,617.60x = 2,051,959,084.63
  5. Step 5: Solve for x
    x = 2,051,959,084.63/53,617.60
  6. Step 6: Final answer
    x = 38,270.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.