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Finding the Fourth Proportional to 164,737.42, 247,012.45 and 64,843.45

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Solution

The fourth proportional to 164,737.42, 247,012.45 and 64,843.45 is: 97,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,737.42 : 247,012.45 = 64,843.45 : x
  2. Step 2: Convert to fraction form
    164,737.42/247,012.45 = 64,843.45/x
  3. Step 3: Cross multiply
    164,737.42x = 247,012.45 × 64,843.45
  4. Step 4: Simplify right side
    164,737.42x = 16,017,139,450.95
  5. Step 5: Solve for x
    x = 16,017,139,450.95/164,737.42
  6. Step 6: Final answer
    x = 97,228.30

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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.