Home / 347,327.02-520,990.89-110,669.50

Finding the Fourth Proportional to 347,327.02, 520,990.89 and 110,669.50

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Solution

The fourth proportional to 347,327.02, 520,990.89 and 110,669.50 is: 166,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,327.02 : 520,990.89 = 110,669.50 : x
  2. Step 2: Convert to fraction form
    347,327.02/520,990.89 = 110,669.50/x
  3. Step 3: Cross multiply
    347,327.02x = 520,990.89 × 110,669.50
  4. Step 4: Simplify right side
    347,327.02x = 57,657,801,300.86
  5. Step 5: Solve for x
    x = 57,657,801,300.86/347,327.02
  6. Step 6: Final answer
    x = 166,004.36

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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.