Home / 127,083.60-190,501.47-60,505.83

Finding the Fourth Proportional to 127,083.60, 190,501.47 and 60,505.83

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Solution

The fourth proportional to 127,083.60, 190,501.47 and 60,505.83 is: 90,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,083.60 : 190,501.47 = 60,505.83 : x
  2. Step 2: Convert to fraction form
    127,083.60/190,501.47 = 60,505.83/x
  3. Step 3: Cross multiply
    127,083.60x = 190,501.47 × 60,505.83
  4. Step 4: Simplify right side
    127,083.60x = 11,526,449,558.57
  5. Step 5: Solve for x
    x = 11,526,449,558.57/127,083.60
  6. Step 6: Final answer
    x = 90,699.74

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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.