Home / 93,635.88-129,218.06-51,194.41

Finding the Fourth Proportional to 93,635.88, 129,218.06 and 51,194.41

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Solution

The fourth proportional to 93,635.88, 129,218.06 and 51,194.41 is: 70,648.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,635.88 : 129,218.06 = 51,194.41 : x
  2. Step 2: Convert to fraction form
    93,635.88/129,218.06 = 51,194.41/x
  3. Step 3: Cross multiply
    93,635.88x = 129,218.06 × 51,194.41
  4. Step 4: Simplify right side
    93,635.88x = 6,615,242,730.85
  5. Step 5: Solve for x
    x = 6,615,242,730.85/93,635.88
  6. Step 6: Final answer
    x = 70,648.59

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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.