Home / 93,636.44-129,218.73-51,194.97

Finding the Fourth Proportional to 93,636.44, 129,218.73 and 51,194.97

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Solution

The fourth proportional to 93,636.44, 129,218.73 and 51,194.97 is: 70,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,636.44 : 129,218.73 = 51,194.97 : x
  2. Step 2: Convert to fraction form
    93,636.44/129,218.73 = 51,194.97/x
  3. Step 3: Cross multiply
    93,636.44x = 129,218.73 × 51,194.97
  4. Step 4: Simplify right side
    93,636.44x = 6,615,348,813.81
  5. Step 5: Solve for x
    x = 6,615,348,813.81/93,636.44
  6. Step 6: Final answer
    x = 70,649.30

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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.