Home / 209,624.56-289,281.75-114,131.24

Finding the Fourth Proportional to 209,624.56, 289,281.75 and 114,131.24

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Solution

The fourth proportional to 209,624.56, 289,281.75 and 114,131.24 is: 157,501.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,624.56 : 289,281.75 = 114,131.24 : x
  2. Step 2: Convert to fraction form
    209,624.56/289,281.75 = 114,131.24/x
  3. Step 3: Cross multiply
    209,624.56x = 289,281.75 × 114,131.24
  4. Step 4: Simplify right side
    209,624.56x = 33,016,085,674.49
  5. Step 5: Solve for x
    x = 33,016,085,674.49/209,624.56
  6. Step 6: Final answer
    x = 157,501.04

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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.