Home / 161,784.63-242,786.34-56,604.51

Finding the Fourth Proportional to 161,784.63, 242,786.34 and 56,604.51

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Solution

The fourth proportional to 161,784.63, 242,786.34 and 56,604.51 is: 84,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,784.63 : 242,786.34 = 56,604.51 : x
  2. Step 2: Convert to fraction form
    161,784.63/242,786.34 = 56,604.51/x
  3. Step 3: Cross multiply
    161,784.63x = 242,786.34 × 56,604.51
  4. Step 4: Simplify right side
    161,784.63x = 13,742,801,810.39
  5. Step 5: Solve for x
    x = 13,742,801,810.39/161,784.63
  6. Step 6: Final answer
    x = 84,945.04

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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.