Home / 25,291.47-37,930.02-7,521.41

Finding the Fourth Proportional to 25,291.47, 37,930.02 and 7,521.41

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Solution

The fourth proportional to 25,291.47, 37,930.02 and 7,521.41 is: 11,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.47 : 37,930.02 = 7,521.41 : x
  2. Step 2: Convert to fraction form
    25,291.47/37,930.02 = 7,521.41/x
  3. Step 3: Cross multiply
    25,291.47x = 37,930.02 × 7,521.41
  4. Step 4: Simplify right side
    25,291.47x = 285,287,127.30
  5. Step 5: Solve for x
    x = 285,287,127.30/25,291.47
  6. Step 6: Final answer
    x = 11,279.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.