Home / 108,743.22-150,055.56-60,987.33

Finding the Fourth Proportional to 108,743.22, 150,055.56 and 60,987.33

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Solution

The fourth proportional to 108,743.22, 150,055.56 and 60,987.33 is: 84,156.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,743.22 : 150,055.56 = 60,987.33 : x
  2. Step 2: Convert to fraction form
    108,743.22/150,055.56 = 60,987.33/x
  3. Step 3: Cross multiply
    108,743.22x = 150,055.56 × 60,987.33
  4. Step 4: Simplify right side
    108,743.22x = 9,151,487,956.05
  5. Step 5: Solve for x
    x = 9,151,487,956.05/108,743.22
  6. Step 6: Final answer
    x = 84,156.86

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1.5x scale

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.