Home / 77,821.56-116,730.72-52,799.04

Finding the Fourth Proportional to 77,821.56, 116,730.72 and 52,799.04

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Solution

The fourth proportional to 77,821.56, 116,730.72 and 52,799.04 is: 79,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,821.56 : 116,730.72 = 52,799.04 : x
  2. Step 2: Convert to fraction form
    77,821.56/116,730.72 = 52,799.04/x
  3. Step 3: Cross multiply
    77,821.56x = 116,730.72 × 52,799.04
  4. Step 4: Simplify right side
    77,821.56x = 6,163,269,954.51
  5. Step 5: Solve for x
    x = 6,163,269,954.51/77,821.56
  6. Step 6: Final answer
    x = 79,197.46

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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.