Home / 68,271.53-102,421.99-26,151.58

Finding the Fourth Proportional to 68,271.53, 102,421.99 and 26,151.58

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Solution

The fourth proportional to 68,271.53, 102,421.99 and 26,151.58 is: 39,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,271.53 : 102,421.99 = 26,151.58 : x
  2. Step 2: Convert to fraction form
    68,271.53/102,421.99 = 26,151.58/x
  3. Step 3: Cross multiply
    68,271.53x = 102,421.99 × 26,151.58
  4. Step 4: Simplify right side
    68,271.53x = 2,678,497,387.57
  5. Step 5: Solve for x
    x = 2,678,497,387.57/68,271.53
  6. Step 6: Final answer
    x = 39,233.00

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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.