Home / 179,338.95-247,478.27-102,854.09

Finding the Fourth Proportional to 179,338.95, 247,478.27 and 102,854.09

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Solution

The fourth proportional to 179,338.95, 247,478.27 and 102,854.09 is: 141,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,338.95 : 247,478.27 = 102,854.09 : x
  2. Step 2: Convert to fraction form
    179,338.95/247,478.27 = 102,854.09/x
  3. Step 3: Cross multiply
    179,338.95x = 247,478.27 × 102,854.09
  4. Step 4: Simplify right side
    179,338.95x = 25,454,152,360.05
  5. Step 5: Solve for x
    x = 25,454,152,360.05/179,338.95
  6. Step 6: Final answer
    x = 141,933.21

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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.