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Finding the Fourth Proportional to 153,550.48, 230,153.19 and 69,184.12

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Solution

The fourth proportional to 153,550.48, 230,153.19 and 69,184.12 is: 103,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,550.48 : 230,153.19 = 69,184.12 : x
  2. Step 2: Convert to fraction form
    153,550.48/230,153.19 = 69,184.12/x
  3. Step 3: Cross multiply
    153,550.48x = 230,153.19 × 69,184.12
  4. Step 4: Simplify right side
    153,550.48x = 15,922,945,915.34
  5. Step 5: Solve for x
    x = 15,922,945,915.34/153,550.48
  6. Step 6: Final answer
    x = 103,698.44

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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.