Home / 116,026.20-174,201.30-74,165.40

Finding the Fourth Proportional to 116,026.20, 174,201.30 and 74,165.40

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Solution

The fourth proportional to 116,026.20, 174,201.30 and 74,165.40 is: 111,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,026.20 : 174,201.30 = 74,165.40 : x
  2. Step 2: Convert to fraction form
    116,026.20/174,201.30 = 74,165.40/x
  3. Step 3: Cross multiply
    116,026.20x = 174,201.30 × 74,165.40
  4. Step 4: Simplify right side
    116,026.20x = 12,919,709,095.02
  5. Step 5: Solve for x
    x = 12,919,709,095.02/116,026.20
  6. Step 6: Final answer
    x = 111,351.65

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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.