Home / 124,692.25-187,095.89-77,362.94

Finding the Fourth Proportional to 124,692.25, 187,095.89 and 77,362.94

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Solution

The fourth proportional to 124,692.25, 187,095.89 and 77,362.94 is: 116,080.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,692.25 : 187,095.89 = 77,362.94 : x
  2. Step 2: Convert to fraction form
    124,692.25/187,095.89 = 77,362.94/x
  3. Step 3: Cross multiply
    124,692.25x = 187,095.89 × 77,362.94
  4. Step 4: Simplify right side
    124,692.25x = 14,474,286,790.02
  5. Step 5: Solve for x
    x = 14,474,286,790.02/124,692.25
  6. Step 6: Final answer
    x = 116,080.09

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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.