Home / 76,484.87-114,701.43-29,088.70

Finding the Fourth Proportional to 76,484.87, 114,701.43 and 29,088.70

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Solution

The fourth proportional to 76,484.87, 114,701.43 and 29,088.70 is: 43,623.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,484.87 : 114,701.43 = 29,088.70 : x
  2. Step 2: Convert to fraction form
    76,484.87/114,701.43 = 29,088.70/x
  3. Step 3: Cross multiply
    76,484.87x = 114,701.43 × 29,088.70
  4. Step 4: Simplify right side
    76,484.87x = 3,336,515,486.84
  5. Step 5: Solve for x
    x = 3,336,515,486.84/76,484.87
  6. Step 6: Final answer
    x = 43,623.21

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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.