Home / 179,558.39-247,606.47-118,320.56

Finding the Fourth Proportional to 179,558.39, 247,606.47 and 118,320.56

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Solution

The fourth proportional to 179,558.39, 247,606.47 and 118,320.56 is: 163,161.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,558.39 : 247,606.47 = 118,320.56 : x
  2. Step 2: Convert to fraction form
    179,558.39/247,606.47 = 118,320.56/x
  3. Step 3: Cross multiply
    179,558.39x = 247,606.47 × 118,320.56
  4. Step 4: Simplify right side
    179,558.39x = 29,296,936,190.02
  5. Step 5: Solve for x
    x = 29,296,936,190.02/179,558.39
  6. Step 6: Final answer
    x = 163,161.05

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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.