Home / 180,155.86-248,630.43-104,699.50

Finding the Fourth Proportional to 180,155.86, 248,630.43 and 104,699.50

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Solution

The fourth proportional to 180,155.86, 248,630.43 and 104,699.50 is: 144,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,155.86 : 248,630.43 = 104,699.50 : x
  2. Step 2: Convert to fraction form
    180,155.86/248,630.43 = 104,699.50/x
  3. Step 3: Cross multiply
    180,155.86x = 248,630.43 × 104,699.50
  4. Step 4: Simplify right side
    180,155.86x = 26,031,481,705.79
  5. Step 5: Solve for x
    x = 26,031,481,705.79/180,155.86
  6. Step 6: Final answer
    x = 144,494.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.