Home / 179,429.56-247,619.28-111,484

Finding the Fourth Proportional to 179,429.56, 247,619.28 and 111,484

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Solution

The fourth proportional to 179,429.56, 247,619.28 and 111,484 is: 153,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,429.56 : 247,619.28 = 111,484 : x
  2. Step 2: Convert to fraction form
    179,429.56/247,619.28 = 111,484/x
  3. Step 3: Cross multiply
    179,429.56x = 247,619.28 × 111,484
  4. Step 4: Simplify right side
    179,429.56x = 27,605,587,811.52
  5. Step 5: Solve for x
    x = 27,605,587,811.52/179,429.56
  6. Step 6: Final answer
    x = 153,851.95

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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.