Home / 178,436.90-246,220.08-101,960.85

Finding the Fourth Proportional to 178,436.90, 246,220.08 and 101,960.85

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Solution

The fourth proportional to 178,436.90, 246,220.08 and 101,960.85 is: 140,692.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,436.90 : 246,220.08 = 101,960.85 : x
  2. Step 2: Convert to fraction form
    178,436.90/246,220.08 = 101,960.85/x
  3. Step 3: Cross multiply
    178,436.90x = 246,220.08 × 101,960.85
  4. Step 4: Simplify right side
    178,436.90x = 25,104,808,643.87
  5. Step 5: Solve for x
    x = 25,104,808,643.87/178,436.90
  6. Step 6: Final answer
    x = 140,692.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.