Home / 53,903.88-74,387.46-30,031.41

Finding the Fourth Proportional to 53,903.88, 74,387.46 and 30,031.41

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Solution

The fourth proportional to 53,903.88, 74,387.46 and 30,031.41 is: 41,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,903.88 : 74,387.46 = 30,031.41 : x
  2. Step 2: Convert to fraction form
    53,903.88/74,387.46 = 30,031.41/x
  3. Step 3: Cross multiply
    53,903.88x = 74,387.46 × 30,031.41
  4. Step 4: Simplify right side
    53,903.88x = 2,233,960,283.26
  5. Step 5: Solve for x
    x = 2,233,960,283.26/53,903.88
  6. Step 6: Final answer
    x = 41,443.40

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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.