Home / 116,027.20-174,202.80-74,166.40

Finding the Fourth Proportional to 116,027.20, 174,202.80 and 74,166.40

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Solution

The fourth proportional to 116,027.20, 174,202.80 and 74,166.40 is: 111,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,027.20 : 174,202.80 = 74,166.40 : x
  2. Step 2: Convert to fraction form
    116,027.20/174,202.80 = 74,166.40/x
  3. Step 3: Cross multiply
    116,027.20x = 174,202.80 × 74,166.40
  4. Step 4: Simplify right side
    116,027.20x = 12,919,994,545.92
  5. Step 5: Solve for x
    x = 12,919,994,545.92/116,027.20
  6. Step 6: Final answer
    x = 111,353.15

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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.