Home / 184,622.40-276,815.28-77,977.45

Finding the Fourth Proportional to 184,622.40, 276,815.28 and 77,977.45

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Solution

The fourth proportional to 184,622.40, 276,815.28 and 77,977.45 is: 116,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,622.40 : 276,815.28 = 77,977.45 : x
  2. Step 2: Convert to fraction form
    184,622.40/276,815.28 = 77,977.45/x
  3. Step 3: Cross multiply
    184,622.40x = 276,815.28 × 77,977.45
  4. Step 4: Simplify right side
    184,622.40x = 21,585,349,655.44
  5. Step 5: Solve for x
    x = 21,585,349,655.44/184,622.40
  6. Step 6: Final answer
    x = 116,916.20

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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.