Home / 45,030.60-67,443.84-36,114.93

Finding the Fourth Proportional to 45,030.60, 67,443.84 and 36,114.93

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Solution

The fourth proportional to 45,030.60, 67,443.84 and 36,114.93 is: 54,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,030.60 : 67,443.84 = 36,114.93 : x
  2. Step 2: Convert to fraction form
    45,030.60/67,443.84 = 36,114.93/x
  3. Step 3: Cross multiply
    45,030.60x = 67,443.84 × 36,114.93
  4. Step 4: Simplify right side
    45,030.60x = 2,435,729,560.53
  5. Step 5: Solve for x
    x = 2,435,729,560.53/45,030.60
  6. Step 6: Final answer
    x = 54,090.54

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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.