Home / 104,640.50-156,957.26-45,476.18

Finding the Fourth Proportional to 104,640.50, 156,957.26 and 45,476.18

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Solution

The fourth proportional to 104,640.50, 156,957.26 and 45,476.18 is: 68,212.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,640.50 : 156,957.26 = 45,476.18 : x
  2. Step 2: Convert to fraction form
    104,640.50/156,957.26 = 45,476.18/x
  3. Step 3: Cross multiply
    104,640.50x = 156,957.26 × 45,476.18
  4. Step 4: Simplify right side
    104,640.50x = 7,137,816,184.49
  5. Step 5: Solve for x
    x = 7,137,816,184.49/104,640.50
  6. Step 6: Final answer
    x = 68,212.75

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1.5x scale

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.