Home / 181,365.10-272,047.65-164,743.90

Finding the Fourth Proportional to 181,365.10, 272,047.65 and 164,743.90

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Solution

The fourth proportional to 181,365.10, 272,047.65 and 164,743.90 is: 247,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,365.10 : 272,047.65 = 164,743.90 : x
  2. Step 2: Convert to fraction form
    181,365.10/272,047.65 = 164,743.90/x
  3. Step 3: Cross multiply
    181,365.10x = 272,047.65 × 164,743.90
  4. Step 4: Simplify right side
    181,365.10x = 44,818,190,846.84
  5. Step 5: Solve for x
    x = 44,818,190,846.84/181,365.10
  6. Step 6: Final answer
    x = 247,115.85

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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.