Home / 208,851.64-288,216.24-113,358.34

Finding the Fourth Proportional to 208,851.64, 288,216.24 and 113,358.34

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Solution

The fourth proportional to 208,851.64, 288,216.24 and 113,358.34 is: 156,435.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,851.64 : 288,216.24 = 113,358.34 : x
  2. Step 2: Convert to fraction form
    208,851.64/288,216.24 = 113,358.34/x
  3. Step 3: Cross multiply
    208,851.64x = 288,216.24 × 113,358.34
  4. Step 4: Simplify right side
    208,851.64x = 32,671,714,527.44
  5. Step 5: Solve for x
    x = 32,671,714,527.44/208,851.64
  6. Step 6: Final answer
    x = 156,435.04

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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.