Home / 209,567.16-289,202.38-114,073.56

Finding the Fourth Proportional to 209,567.16, 289,202.38 and 114,073.56

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Solution

The fourth proportional to 209,567.16, 289,202.38 and 114,073.56 is: 157,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,567.16 : 289,202.38 = 114,073.56 : x
  2. Step 2: Convert to fraction form
    209,567.16/289,202.38 = 114,073.56/x
  3. Step 3: Cross multiply
    209,567.16x = 289,202.38 × 114,073.56
  4. Step 4: Simplify right side
    209,567.16x = 32,990,345,047.07
  5. Step 5: Solve for x
    x = 32,990,345,047.07/209,567.16
  6. Step 6: Final answer
    x = 157,421.35

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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.