Home / 53,564.40-73,917.60-30,903.44

Finding the Fourth Proportional to 53,564.40, 73,917.60 and 30,903.44

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Solution

The fourth proportional to 53,564.40, 73,917.60 and 30,903.44 is: 42,646.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.40 : 73,917.60 = 30,903.44 : x
  2. Step 2: Convert to fraction form
    53,564.40/73,917.60 = 30,903.44/x
  3. Step 3: Cross multiply
    53,564.40x = 73,917.60 × 30,903.44
  4. Step 4: Simplify right side
    53,564.40x = 2,284,308,116.54
  5. Step 5: Solve for x
    x = 2,284,308,116.54/53,564.40
  6. Step 6: Final answer
    x = 42,646.01

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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.