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Finding the Fourth Proportional to 164,232.45, 245,856.60 and 97,638.30

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Solution

The fourth proportional to 164,232.45, 245,856.60 and 97,638.30 is: 146,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,232.45 : 245,856.60 = 97,638.30 : x
  2. Step 2: Convert to fraction form
    164,232.45/245,856.60 = 97,638.30/x
  3. Step 3: Cross multiply
    164,232.45x = 245,856.60 × 97,638.30
  4. Step 4: Simplify right side
    164,232.45x = 24,005,020,467.78
  5. Step 5: Solve for x
    x = 24,005,020,467.78/164,232.45
  6. Step 6: Final answer
    x = 146,164.91

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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.