Home / 209,974.06-289,765.52-114,482.35

Finding the Fourth Proportional to 209,974.06, 289,765.52 and 114,482.35

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Solution

The fourth proportional to 209,974.06, 289,765.52 and 114,482.35 is: 157,986.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,974.06 : 289,765.52 = 114,482.35 : x
  2. Step 2: Convert to fraction form
    209,974.06/289,765.52 = 114,482.35/x
  3. Step 3: Cross multiply
    209,974.06x = 289,765.52 × 114,482.35
  4. Step 4: Simplify right side
    209,974.06x = 33,173,037,678.57
  5. Step 5: Solve for x
    x = 33,173,037,678.57/209,974.06
  6. Step 6: Final answer
    x = 157,986.36

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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.