Home / 179,189.58-247,178.76-112,004.94

Finding the Fourth Proportional to 179,189.58, 247,178.76 and 112,004.94

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Solution

The fourth proportional to 179,189.58, 247,178.76 and 112,004.94 is: 154,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,189.58 : 247,178.76 = 112,004.94 : x
  2. Step 2: Convert to fraction form
    179,189.58/247,178.76 = 112,004.94/x
  3. Step 3: Cross multiply
    179,189.58x = 247,178.76 × 112,004.94
  4. Step 4: Simplify right side
    179,189.58x = 27,685,242,183.07
  5. Step 5: Solve for x
    x = 27,685,242,183.07/179,189.58
  6. Step 6: Final answer
    x = 154,502.52

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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.