Home / 37,060.76-51,148.14-21,147.50

Finding the Fourth Proportional to 37,060.76, 51,148.14 and 21,147.50

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Solution

The fourth proportional to 37,060.76, 51,148.14 and 21,147.50 is: 29,186.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,060.76 : 51,148.14 = 21,147.50 : x
  2. Step 2: Convert to fraction form
    37,060.76/51,148.14 = 21,147.50/x
  3. Step 3: Cross multiply
    37,060.76x = 51,148.14 × 21,147.50
  4. Step 4: Simplify right side
    37,060.76x = 1,081,655,290.65
  5. Step 5: Solve for x
    x = 1,081,655,290.65/37,060.76
  6. Step 6: Final answer
    x = 29,186.00

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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.