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Finding the Fourth Proportional to 164,320.64, 226,763.52 and 88,868.96

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Solution

The fourth proportional to 164,320.64, 226,763.52 and 88,868.96 is: 122,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,320.64 : 226,763.52 = 88,868.96 : x
  2. Step 2: Convert to fraction form
    164,320.64/226,763.52 = 88,868.96/x
  3. Step 3: Cross multiply
    164,320.64x = 226,763.52 × 88,868.96
  4. Step 4: Simplify right side
    164,320.64x = 20,152,238,188.34
  5. Step 5: Solve for x
    x = 20,152,238,188.34/164,320.64
  6. Step 6: Final answer
    x = 122,639.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.