Home / 108,238.16-149,370.36-60,494.60

Finding the Fourth Proportional to 108,238.16, 149,370.36 and 60,494.60

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Solution

The fourth proportional to 108,238.16, 149,370.36 and 60,494.60 is: 83,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,238.16 : 149,370.36 = 60,494.60 : x
  2. Step 2: Convert to fraction form
    108,238.16/149,370.36 = 60,494.60/x
  3. Step 3: Cross multiply
    108,238.16x = 149,370.36 × 60,494.60
  4. Step 4: Simplify right side
    108,238.16x = 9,036,100,326.63
  5. Step 5: Solve for x
    x = 9,036,100,326.63/108,238.16
  6. Step 6: Final answer
    x = 83,483.50

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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.