Home / 53,107.64-73,290.63-29,236.53

Finding the Fourth Proportional to 53,107.64, 73,290.63 and 29,236.53

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Solution

The fourth proportional to 53,107.64, 73,290.63 and 29,236.53 is: 40,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,107.64 : 73,290.63 = 29,236.53 : x
  2. Step 2: Convert to fraction form
    53,107.64/73,290.63 = 29,236.53/x
  3. Step 3: Cross multiply
    53,107.64x = 73,290.63 × 29,236.53
  4. Step 4: Simplify right side
    53,107.64x = 2,142,763,702.71
  5. Step 5: Solve for x
    x = 2,142,763,702.71/53,107.64
  6. Step 6: Final answer
    x = 40,347.56

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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.