Home / 209,606.01-289,247.22-114,113.04

Finding the Fourth Proportional to 209,606.01, 289,247.22 and 114,113.04

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Solution

The fourth proportional to 209,606.01, 289,247.22 and 114,113.04 is: 157,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,606.01 : 289,247.22 = 114,113.04 : x
  2. Step 2: Convert to fraction form
    209,606.01/289,247.22 = 114,113.04/x
  3. Step 3: Cross multiply
    209,606.01x = 289,247.22 × 114,113.04
  4. Step 4: Simplify right side
    209,606.01x = 33,006,879,585.75
  5. Step 5: Solve for x
    x = 33,006,879,585.75/209,606.01
  6. Step 6: Final answer
    x = 157,471.06

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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.