Home / 181,494.38-272,210.78-48,388.70

Finding the Fourth Proportional to 181,494.38, 272,210.78 and 48,388.70

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Solution

The fourth proportional to 181,494.38, 272,210.78 and 48,388.70 is: 72,574.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,494.38 : 272,210.78 = 48,388.70 : x
  2. Step 2: Convert to fraction form
    181,494.38/272,210.78 = 48,388.70/x
  3. Step 3: Cross multiply
    181,494.38x = 272,210.78 × 48,388.70
  4. Step 4: Simplify right side
    181,494.38x = 13,171,925,770.19
  5. Step 5: Solve for x
    x = 13,171,925,770.19/181,494.38
  6. Step 6: Final answer
    x = 72,574.84

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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.