Home / 53,897.25-74,378.22-31,541.25

Finding the Fourth Proportional to 53,897.25, 74,378.22 and 31,541.25

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Solution

The fourth proportional to 53,897.25, 74,378.22 and 31,541.25 is: 43,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.25 : 74,378.22 = 31,541.25 : x
  2. Step 2: Convert to fraction form
    53,897.25/74,378.22 = 31,541.25/x
  3. Step 3: Cross multiply
    53,897.25x = 74,378.22 × 31,541.25
  4. Step 4: Simplify right side
    53,897.25x = 2,345,982,031.58
  5. Step 5: Solve for x
    x = 2,345,982,031.58/53,897.25
  6. Step 6: Final answer
    x = 43,526.93

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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.