Home / 215,382.36-297,176.88-181,057.62

Finding the Fourth Proportional to 215,382.36, 297,176.88 and 181,057.62

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Solution

The fourth proportional to 215,382.36, 297,176.88 and 181,057.62 is: 249,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,382.36 : 297,176.88 = 181,057.62 : x
  2. Step 2: Convert to fraction form
    215,382.36/297,176.88 = 181,057.62/x
  3. Step 3: Cross multiply
    215,382.36x = 297,176.88 × 181,057.62
  4. Step 4: Simplify right side
    215,382.36x = 53,806,138,611.83
  5. Step 5: Solve for x
    x = 53,806,138,611.83/215,382.36
  6. Step 6: Final answer
    x = 249,816.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.