Home / 209,025.83-288,457.16-113,532.54

Finding the Fourth Proportional to 209,025.83, 288,457.16 and 113,532.54

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Solution

The fourth proportional to 209,025.83, 288,457.16 and 113,532.54 is: 156,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,025.83 : 288,457.16 = 113,532.54 : x
  2. Step 2: Convert to fraction form
    209,025.83/288,457.16 = 113,532.54/x
  3. Step 3: Cross multiply
    209,025.83x = 288,457.16 × 113,532.54
  4. Step 4: Simplify right side
    209,025.83x = 32,749,273,488.32
  5. Step 5: Solve for x
    x = 32,749,273,488.32/209,025.83
  6. Step 6: Final answer
    x = 156,675.73

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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.