Home / 93,638.29-129,221.38-51,196.82

Finding the Fourth Proportional to 93,638.29, 129,221.38 and 51,196.82

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Solution

The fourth proportional to 93,638.29, 129,221.38 and 51,196.82 is: 70,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,638.29 : 129,221.38 = 51,196.82 : x
  2. Step 2: Convert to fraction form
    93,638.29/129,221.38 = 51,196.82/x
  3. Step 3: Cross multiply
    93,638.29x = 129,221.38 × 51,196.82
  4. Step 4: Simplify right side
    93,638.29x = 6,615,723,732.01
  5. Step 5: Solve for x
    x = 6,615,723,732.01/93,638.29
  6. Step 6: Final answer
    x = 70,651.91

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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.