Home / 52,989.40-73,104.72-30,316.36

Finding the Fourth Proportional to 52,989.40, 73,104.72 and 30,316.36

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Solution

The fourth proportional to 52,989.40, 73,104.72 and 30,316.36 is: 41,824.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,989.40 : 73,104.72 = 30,316.36 : x
  2. Step 2: Convert to fraction form
    52,989.40/73,104.72 = 30,316.36/x
  3. Step 3: Cross multiply
    52,989.40x = 73,104.72 × 30,316.36
  4. Step 4: Simplify right side
    52,989.40x = 2,216,269,009.22
  5. Step 5: Solve for x
    x = 2,216,269,009.22/52,989.40
  6. Step 6: Final answer
    x = 41,824.76

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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.