Home / 53,888.42-74,360.43-33,188.63

Finding the Fourth Proportional to 53,888.42, 74,360.43 and 33,188.63

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Solution

The fourth proportional to 53,888.42, 74,360.43 and 33,188.63 is: 45,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.42 : 74,360.43 = 33,188.63 : x
  2. Step 2: Convert to fraction form
    53,888.42/74,360.43 = 33,188.63/x
  3. Step 3: Cross multiply
    53,888.42x = 74,360.43 × 33,188.63
  4. Step 4: Simplify right side
    53,888.42x = 2,467,920,983.81
  5. Step 5: Solve for x
    x = 2,467,920,983.81/53,888.42
  6. Step 6: Final answer
    x = 45,796.87

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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.