Home / 115,692.18-173,340.23-63,138.57

Finding the Fourth Proportional to 115,692.18, 173,340.23 and 63,138.57

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Solution

The fourth proportional to 115,692.18, 173,340.23 and 63,138.57 is: 94,599.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,692.18 : 173,340.23 = 63,138.57 : x
  2. Step 2: Convert to fraction form
    115,692.18/173,340.23 = 63,138.57/x
  3. Step 3: Cross multiply
    115,692.18x = 173,340.23 × 63,138.57
  4. Step 4: Simplify right side
    115,692.18x = 10,944,453,929.98
  5. Step 5: Solve for x
    x = 10,944,453,929.98/115,692.18
  6. Step 6: Final answer
    x = 94,599.77

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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.