Home / 156,646.41-234,613.02-122,700.54

Finding the Fourth Proportional to 156,646.41, 234,613.02 and 122,700.54

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Solution

The fourth proportional to 156,646.41, 234,613.02 and 122,700.54 is: 183,771.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,646.41 : 234,613.02 = 122,700.54 : x
  2. Step 2: Convert to fraction form
    156,646.41/234,613.02 = 122,700.54/x
  3. Step 3: Cross multiply
    156,646.41x = 234,613.02 × 122,700.54
  4. Step 4: Simplify right side
    156,646.41x = 28,787,144,245.03
  5. Step 5: Solve for x
    x = 28,787,144,245.03/156,646.41
  6. Step 6: Final answer
    x = 183,771.49

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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.