Home / 137,847.54-190,301.85-92,762.58

Finding the Fourth Proportional to 137,847.54, 190,301.85 and 92,762.58

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Solution

The fourth proportional to 137,847.54, 190,301.85 and 92,762.58 is: 128,060.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,847.54 : 190,301.85 = 92,762.58 : x
  2. Step 2: Convert to fraction form
    137,847.54/190,301.85 = 92,762.58/x
  3. Step 3: Cross multiply
    137,847.54x = 190,301.85 × 92,762.58
  4. Step 4: Simplify right side
    137,847.54x = 17,652,890,584.77
  5. Step 5: Solve for x
    x = 17,652,890,584.77/137,847.54
  6. Step 6: Final answer
    x = 128,060.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.