Home / 285,178.14-427,766.67-116,776.98

Finding the Fourth Proportional to 285,178.14, 427,766.67 and 116,776.98

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Solution

The fourth proportional to 285,178.14, 427,766.67 and 116,776.98 is: 175,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,178.14 : 427,766.67 = 116,776.98 : x
  2. Step 2: Convert to fraction form
    285,178.14/427,766.67 = 116,776.98/x
  3. Step 3: Cross multiply
    285,178.14x = 427,766.67 × 116,776.98
  4. Step 4: Simplify right side
    285,178.14x = 49,953,299,867.26
  5. Step 5: Solve for x
    x = 49,953,299,867.26/285,178.14
  6. Step 6: Final answer
    x = 175,165.25

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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.