Home / 37,505.52-51,742.64-21,581.36

Finding the Fourth Proportional to 37,505.52, 51,742.64 and 21,581.36

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Solution

The fourth proportional to 37,505.52, 51,742.64 and 21,581.36 is: 29,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,505.52 : 51,742.64 = 21,581.36 : x
  2. Step 2: Convert to fraction form
    37,505.52/51,742.64 = 21,581.36/x
  3. Step 3: Cross multiply
    37,505.52x = 51,742.64 × 21,581.36
  4. Step 4: Simplify right side
    37,505.52x = 1,116,676,541.19
  5. Step 5: Solve for x
    x = 1,116,676,541.19/37,505.52
  6. Step 6: Final answer
    x = 29,773.66

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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.