Home / 178,007.12-245,650.08-97,439.73

Finding the Fourth Proportional to 178,007.12, 245,650.08 and 97,439.73

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Solution

The fourth proportional to 178,007.12, 245,650.08 and 97,439.73 is: 134,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,007.12 : 245,650.08 = 97,439.73 : x
  2. Step 2: Convert to fraction form
    178,007.12/245,650.08 = 97,439.73/x
  3. Step 3: Cross multiply
    178,007.12x = 245,650.08 × 97,439.73
  4. Step 4: Simplify right side
    178,007.12x = 23,936,076,913.89
  5. Step 5: Solve for x
    x = 23,936,076,913.89/178,007.12
  6. Step 6: Final answer
    x = 134,466.96

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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.