Home / 187,054.85-280,607.67-60,653.87

Finding the Fourth Proportional to 187,054.85, 280,607.67 and 60,653.87

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Solution

The fourth proportional to 187,054.85, 280,607.67 and 60,653.87 is: 90,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,054.85 : 280,607.67 = 60,653.87 : x
  2. Step 2: Convert to fraction form
    187,054.85/280,607.67 = 60,653.87/x
  3. Step 3: Cross multiply
    187,054.85x = 280,607.67 × 60,653.87
  4. Step 4: Simplify right side
    187,054.85x = 17,019,941,137.18
  5. Step 5: Solve for x
    x = 17,019,941,137.18/187,054.85
  6. Step 6: Final answer
    x = 90,989.04

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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.