Home / 187,558.40-281,337.60-98,984.90

Finding the Fourth Proportional to 187,558.40, 281,337.60 and 98,984.90

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Solution

The fourth proportional to 187,558.40, 281,337.60 and 98,984.90 is: 148,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,558.40 : 281,337.60 = 98,984.90 : x
  2. Step 2: Convert to fraction form
    187,558.40/281,337.60 = 98,984.90/x
  3. Step 3: Cross multiply
    187,558.40x = 281,337.60 × 98,984.90
  4. Step 4: Simplify right side
    187,558.40x = 27,848,174,202.24
  5. Step 5: Solve for x
    x = 27,848,174,202.24/187,558.40
  6. Step 6: Final answer
    x = 148,477.35

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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.