Home / 123,025.80-184,529.10-48,131.40

Finding the Fourth Proportional to 123,025.80, 184,529.10 and 48,131.40

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Solution

The fourth proportional to 123,025.80, 184,529.10 and 48,131.40 is: 72,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,025.80 : 184,529.10 = 48,131.40 : x
  2. Step 2: Convert to fraction form
    123,025.80/184,529.10 = 48,131.40/x
  3. Step 3: Cross multiply
    123,025.80x = 184,529.10 × 48,131.40
  4. Step 4: Simplify right side
    123,025.80x = 8,881,643,923.74
  5. Step 5: Solve for x
    x = 8,881,643,923.74/123,025.80
  6. Step 6: Final answer
    x = 72,193.34

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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.