Home / 209,543.42-289,176.06-114,056.30

Finding the Fourth Proportional to 209,543.42, 289,176.06 and 114,056.30

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Solution

The fourth proportional to 209,543.42, 289,176.06 and 114,056.30 is: 157,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,543.42 : 289,176.06 = 114,056.30 : x
  2. Step 2: Convert to fraction form
    209,543.42/289,176.06 = 114,056.30/x
  3. Step 3: Cross multiply
    209,543.42x = 289,176.06 × 114,056.30
  4. Step 4: Simplify right side
    209,543.42x = 32,982,351,452.18
  5. Step 5: Solve for x
    x = 32,982,351,452.18/209,543.42
  6. Step 6: Final answer
    x = 157,401.04

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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.