Home / 111,374.19-166,662.20-96,432.85

Finding the Fourth Proportional to 111,374.19, 166,662.20 and 96,432.85

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Solution

The fourth proportional to 111,374.19, 166,662.20 and 96,432.85 is: 144,303.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,374.19 : 166,662.20 = 96,432.85 : x
  2. Step 2: Convert to fraction form
    111,374.19/166,662.20 = 96,432.85/x
  3. Step 3: Cross multiply
    111,374.19x = 166,662.20 × 96,432.85
  4. Step 4: Simplify right side
    111,374.19x = 16,071,710,451.11
  5. Step 5: Solve for x
    x = 16,071,710,451.11/111,374.19
  6. Step 6: Final answer
    x = 144,303.73

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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.