Home / 37,089.76-51,188.16-21,176.50

Finding the Fourth Proportional to 37,089.76, 51,188.16 and 21,176.50

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Solution

The fourth proportional to 37,089.76, 51,188.16 and 21,176.50 is: 29,226.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,089.76 : 51,188.16 = 21,176.50 : x
  2. Step 2: Convert to fraction form
    37,089.76/51,188.16 = 21,176.50/x
  3. Step 3: Cross multiply
    37,089.76x = 51,188.16 × 21,176.50
  4. Step 4: Simplify right side
    37,089.76x = 1,083,986,070.24
  5. Step 5: Solve for x
    x = 1,083,986,070.24/37,089.76
  6. Step 6: Final answer
    x = 29,226.02

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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.