Home / 156,400.88-234,565.34-93,238.84

Finding the Fourth Proportional to 156,400.88, 234,565.34 and 93,238.84

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Solution

The fourth proportional to 156,400.88, 234,565.34 and 93,238.84 is: 139,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,400.88 : 234,565.34 = 93,238.84 : x
  2. Step 2: Convert to fraction form
    156,400.88/234,565.34 = 93,238.84/x
  3. Step 3: Cross multiply
    156,400.88x = 234,565.34 × 93,238.84
  4. Step 4: Simplify right side
    156,400.88x = 21,870,599,852.49
  5. Step 5: Solve for x
    x = 21,870,599,852.49/156,400.88
  6. Step 6: Final answer
    x = 139,836.81

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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.