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Finding the Fourth Proportional to 164,588.70, 246,883.05 and 155,403.30

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Solution

The fourth proportional to 164,588.70, 246,883.05 and 155,403.30 is: 233,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,588.70 : 246,883.05 = 155,403.30 : x
  2. Step 2: Convert to fraction form
    164,588.70/246,883.05 = 155,403.30/x
  3. Step 3: Cross multiply
    164,588.70x = 246,883.05 × 155,403.30
  4. Step 4: Simplify right side
    164,588.70x = 38,366,440,684.07
  5. Step 5: Solve for x
    x = 38,366,440,684.07/164,588.70
  6. Step 6: Final answer
    x = 233,104.95

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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.