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Finding the Fourth Proportional to 164,013.30, 245,631.15 and 164,013.30

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Solution

The fourth proportional to 164,013.30, 245,631.15 and 164,013.30 is: 245,631.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,013.30 : 245,631.15 = 164,013.30 : x
  2. Step 2: Convert to fraction form
    164,013.30/245,631.15 = 164,013.30/x
  3. Step 3: Cross multiply
    164,013.30x = 245,631.15 × 164,013.30
  4. Step 4: Simplify right side
    164,013.30x = 40,286,775,494.30
  5. Step 5: Solve for x
    x = 40,286,775,494.30/164,013.30
  6. Step 6: Final answer
    x = 245,631.15

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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.