Home / 347,957.20-521,935.80-181,723.60

Finding the Fourth Proportional to 347,957.20, 521,935.80 and 181,723.60

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Solution

The fourth proportional to 347,957.20, 521,935.80 and 181,723.60 is: 272,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,957.20 : 521,935.80 = 181,723.60 : x
  2. Step 2: Convert to fraction form
    347,957.20/521,935.80 = 181,723.60/x
  3. Step 3: Cross multiply
    347,957.20x = 521,935.80 × 181,723.60
  4. Step 4: Simplify right side
    347,957.20x = 94,848,052,544.88
  5. Step 5: Solve for x
    x = 94,848,052,544.88/347,957.20
  6. Step 6: Final answer
    x = 272,585.40

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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.