Home / 156,211.28-234,268.45-56,358.49

Finding the Fourth Proportional to 156,211.28, 234,268.45 and 56,358.49

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Solution

The fourth proportional to 156,211.28, 234,268.45 and 56,358.49 is: 84,520.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,211.28 : 234,268.45 = 56,358.49 : x
  2. Step 2: Convert to fraction form
    156,211.28/234,268.45 = 56,358.49/x
  3. Step 3: Cross multiply
    156,211.28x = 234,268.45 × 56,358.49
  4. Step 4: Simplify right side
    156,211.28x = 13,203,016,096.64
  5. Step 5: Solve for x
    x = 13,203,016,096.64/156,211.28
  6. Step 6: Final answer
    x = 84,520.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.