Home / 175,890.40-263,833.20-42,770.32

Finding the Fourth Proportional to 175,890.40, 263,833.20 and 42,770.32

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Solution

The fourth proportional to 175,890.40, 263,833.20 and 42,770.32 is: 64,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,890.40 : 263,833.20 = 42,770.32 : x
  2. Step 2: Convert to fraction form
    175,890.40/263,833.20 = 42,770.32/x
  3. Step 3: Cross multiply
    175,890.40x = 263,833.20 × 42,770.32
  4. Step 4: Simplify right side
    175,890.40x = 11,284,230,390.62
  5. Step 5: Solve for x
    x = 11,284,230,390.62/175,890.40
  6. Step 6: Final answer
    x = 64,154.90

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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.