Home / 176,442.30-264,663.45-120,455.10

Finding the Fourth Proportional to 176,442.30, 264,663.45 and 120,455.10

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Solution

The fourth proportional to 176,442.30, 264,663.45 and 120,455.10 is: 180,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,442.30 : 264,663.45 = 120,455.10 : x
  2. Step 2: Convert to fraction form
    176,442.30/264,663.45 = 120,455.10/x
  3. Step 3: Cross multiply
    176,442.30x = 264,663.45 × 120,455.10
  4. Step 4: Simplify right side
    176,442.30x = 31,880,062,336.10
  5. Step 5: Solve for x
    x = 31,880,062,336.10/176,442.30
  6. Step 6: Final answer
    x = 180,682.65

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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.