Home / 93,936.63-129,640.73-51,503.25

Finding the Fourth Proportional to 93,936.63, 129,640.73 and 51,503.25

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Solution

The fourth proportional to 93,936.63, 129,640.73 and 51,503.25 is: 71,078.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,936.63 : 129,640.73 = 51,503.25 : x
  2. Step 2: Convert to fraction form
    93,936.63/129,640.73 = 51,503.25/x
  3. Step 3: Cross multiply
    93,936.63x = 129,640.73 × 51,503.25
  4. Step 4: Simplify right side
    93,936.63x = 6,676,918,669.86
  5. Step 5: Solve for x
    x = 6,676,918,669.86/93,936.63
  6. Step 6: Final answer
    x = 71,078.97

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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.