Home / 124,731.21-187,011.41-44,767.40

Finding the Fourth Proportional to 124,731.21, 187,011.41 and 44,767.40

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Solution

The fourth proportional to 124,731.21, 187,011.41 and 44,767.40 is: 67,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,731.21 : 187,011.41 = 44,767.40 : x
  2. Step 2: Convert to fraction form
    124,731.21/187,011.41 = 44,767.40/x
  3. Step 3: Cross multiply
    124,731.21x = 187,011.41 × 44,767.40
  4. Step 4: Simplify right side
    124,731.21x = 8,372,014,596.03
  5. Step 5: Solve for x
    x = 8,372,014,596.03/124,731.21
  6. Step 6: Final answer
    x = 67,120.45

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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.