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Finding the Fourth Proportional to 164,115.70, 229,237.10 and 164,115.70

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Solution

The fourth proportional to 164,115.70, 229,237.10 and 164,115.70 is: 229,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,115.70 : 229,237.10 = 164,115.70 : x
  2. Step 2: Convert to fraction form
    164,115.70/229,237.10 = 164,115.70/x
  3. Step 3: Cross multiply
    164,115.70x = 229,237.10 × 164,115.70
  4. Step 4: Simplify right side
    164,115.70x = 37,621,407,132.47
  5. Step 5: Solve for x
    x = 37,621,407,132.47/164,115.70
  6. Step 6: Final answer
    x = 229,237.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.