Home / 117,847.67-176,701-79,943.52

Finding the Fourth Proportional to 117,847.67, 176,701 and 79,943.52

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Solution

The fourth proportional to 117,847.67, 176,701 and 79,943.52 is: 119,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,847.67 : 176,701 = 79,943.52 : x
  2. Step 2: Convert to fraction form
    117,847.67/176,701 = 79,943.52/x
  3. Step 3: Cross multiply
    117,847.67x = 176,701 × 79,943.52
  4. Step 4: Simplify right side
    117,847.67x = 14,126,099,927.52
  5. Step 5: Solve for x
    x = 14,126,099,927.52/117,847.67
  6. Step 6: Final answer
    x = 119,867.45

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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.