Home / 145,850.96-218,777.44-40,670.88

Finding the Fourth Proportional to 145,850.96, 218,777.44 and 40,670.88

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Solution

The fourth proportional to 145,850.96, 218,777.44 and 40,670.88 is: 61,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,850.96 : 218,777.44 = 40,670.88 : x
  2. Step 2: Convert to fraction form
    145,850.96/218,777.44 = 40,670.88/x
  3. Step 3: Cross multiply
    145,850.96x = 218,777.44 × 40,670.88
  4. Step 4: Simplify right side
    145,850.96x = 8,897,871,008.95
  5. Step 5: Solve for x
    x = 8,897,871,008.95/145,850.96
  6. Step 6: Final answer
    x = 61,006.60

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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.