Home / 56,315.46-84,463.45-16,861.98

Finding the Fourth Proportional to 56,315.46, 84,463.45 and 16,861.98

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Solution

The fourth proportional to 56,315.46, 84,463.45 and 16,861.98 is: 25,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,315.46 : 84,463.45 = 16,861.98 : x
  2. Step 2: Convert to fraction form
    56,315.46/84,463.45 = 16,861.98/x
  3. Step 3: Cross multiply
    56,315.46x = 84,463.45 × 16,861.98
  4. Step 4: Simplify right side
    56,315.46x = 1,424,221,004.63
  5. Step 5: Solve for x
    x = 1,424,221,004.63/56,315.46
  6. Step 6: Final answer
    x = 25,290.05

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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.