Home / 61,344.12-92,021.40-16,970.88

Finding the Fourth Proportional to 61,344.12, 92,021.40 and 16,970.88

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Solution

The fourth proportional to 61,344.12, 92,021.40 and 16,970.88 is: 25,457.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344.12 : 92,021.40 = 16,970.88 : x
  2. Step 2: Convert to fraction form
    61,344.12/92,021.40 = 16,970.88/x
  3. Step 3: Cross multiply
    61,344.12x = 92,021.40 × 16,970.88
  4. Step 4: Simplify right side
    61,344.12x = 1,561,684,136.83
  5. Step 5: Solve for x
    x = 1,561,684,136.83/61,344.12
  6. Step 6: Final answer
    x = 25,457.76

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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.