Home / 215,365.39-297,153.40-181,040.62

Finding the Fourth Proportional to 215,365.39, 297,153.40 and 181,040.62

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Solution

The fourth proportional to 215,365.39, 297,153.40 and 181,040.62 is: 249,793.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,365.39 : 297,153.40 = 181,040.62 : x
  2. Step 2: Convert to fraction form
    215,365.39/297,153.40 = 181,040.62/x
  3. Step 3: Cross multiply
    215,365.39x = 297,153.40 × 181,040.62
  4. Step 4: Simplify right side
    215,365.39x = 53,796,833,380.14
  5. Step 5: Solve for x
    x = 53,796,833,380.14/215,365.39
  6. Step 6: Final answer
    x = 249,793.31

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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.