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Finding the Fourth Proportional to 178,124.40, 245,800.44 and 101,633.40

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Solution

The fourth proportional to 178,124.40, 245,800.44 and 101,633.40 is: 140,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,124.40 : 245,800.44 = 101,633.40 : x
  2. Step 2: Convert to fraction form
    178,124.40/245,800.44 = 101,633.40/x
  3. Step 3: Cross multiply
    178,124.40x = 245,800.44 × 101,633.40
  4. Step 4: Simplify right side
    178,124.40x = 24,981,534,438.70
  5. Step 5: Solve for x
    x = 24,981,534,438.70/178,124.40
  6. Step 6: Final answer
    x = 140,247.68

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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.