Home / 155,651.70-233,182.23-92,338.05

Finding the Fourth Proportional to 155,651.70, 233,182.23 and 92,338.05

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Solution

The fourth proportional to 155,651.70, 233,182.23 and 92,338.05 is: 138,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,651.70 : 233,182.23 = 92,338.05 : x
  2. Step 2: Convert to fraction form
    155,651.70/233,182.23 = 92,338.05/x
  3. Step 3: Cross multiply
    155,651.70x = 233,182.23 × 92,338.05
  4. Step 4: Simplify right side
    155,651.70x = 21,531,592,412.85
  5. Step 5: Solve for x
    x = 21,531,592,412.85/155,651.70
  6. Step 6: Final answer
    x = 138,331.88

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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.