Home / 45,030-62,145.24-25,161.84

Finding the Fourth Proportional to 45,030, 62,145.24 and 25,161.84

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Solution

The fourth proportional to 45,030, 62,145.24 and 25,161.84 is: 34,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,030 : 62,145.24 = 25,161.84 : x
  2. Step 2: Convert to fraction form
    45,030/62,145.24 = 25,161.84/x
  3. Step 3: Cross multiply
    45,030x = 62,145.24 × 25,161.84
  4. Step 4: Simplify right side
    45,030x = 1,563,688,585.64
  5. Step 5: Solve for x
    x = 1,563,688,585.64/45,030
  6. Step 6: Final answer
    x = 34,725.48

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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.