Home / 187,020.64-280,533.20-62,361.60

Finding the Fourth Proportional to 187,020.64, 280,533.20 and 62,361.60

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Solution

The fourth proportional to 187,020.64, 280,533.20 and 62,361.60 is: 93,543.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,020.64 : 280,533.20 = 62,361.60 : x
  2. Step 2: Convert to fraction form
    187,020.64/280,533.20 = 62,361.60/x
  3. Step 3: Cross multiply
    187,020.64x = 280,533.20 × 62,361.60
  4. Step 4: Simplify right side
    187,020.64x = 17,494,499,205.12
  5. Step 5: Solve for x
    x = 17,494,499,205.12/187,020.64
  6. Step 6: Final answer
    x = 93,543.15

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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.