Home / 179,328.33-247,473.81-107,709.57

Finding the Fourth Proportional to 179,328.33, 247,473.81 and 107,709.57

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Solution

The fourth proportional to 179,328.33, 247,473.81 and 107,709.57 is: 148,639.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,328.33 : 247,473.81 = 107,709.57 : x
  2. Step 2: Convert to fraction form
    179,328.33/247,473.81 = 107,709.57/x
  3. Step 3: Cross multiply
    179,328.33x = 247,473.81 × 107,709.57
  4. Step 4: Simplify right side
    179,328.33x = 26,655,297,661.36
  5. Step 5: Solve for x
    x = 26,655,297,661.36/179,328.33
  6. Step 6: Final answer
    x = 148,639.64

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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.