Home / 174,533.17-261,716.70-79,735.30

Finding the Fourth Proportional to 174,533.17, 261,716.70 and 79,735.30

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Solution

The fourth proportional to 174,533.17, 261,716.70 and 79,735.30 is: 119,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,533.17 : 261,716.70 = 79,735.30 : x
  2. Step 2: Convert to fraction form
    174,533.17/261,716.70 = 79,735.30/x
  3. Step 3: Cross multiply
    174,533.17x = 261,716.70 × 79,735.30
  4. Step 4: Simplify right side
    174,533.17x = 20,868,059,589.51
  5. Step 5: Solve for x
    x = 20,868,059,589.51/174,533.17
  6. Step 6: Final answer
    x = 119,565.01

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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.