Home / 179,157.98-247,246.14-111,196.86

Finding the Fourth Proportional to 179,157.98, 247,246.14 and 111,196.86

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Solution

The fourth proportional to 179,157.98, 247,246.14 and 111,196.86 is: 153,456.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,157.98 : 247,246.14 = 111,196.86 : x
  2. Step 2: Convert to fraction form
    179,157.98/247,246.14 = 111,196.86/x
  3. Step 3: Cross multiply
    179,157.98x = 247,246.14 × 111,196.86
  4. Step 4: Simplify right side
    179,157.98x = 27,492,994,415.12
  5. Step 5: Solve for x
    x = 27,492,994,415.12/179,157.98
  6. Step 6: Final answer
    x = 153,456.71

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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.