Home / 93,686.96-129,286.32-51,245.12

Finding the Fourth Proportional to 93,686.96, 129,286.32 and 51,245.12

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Solution

The fourth proportional to 93,686.96, 129,286.32 and 51,245.12 is: 70,717.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,686.96 : 129,286.32 = 51,245.12 : x
  2. Step 2: Convert to fraction form
    93,686.96/129,286.32 = 51,245.12/x
  3. Step 3: Cross multiply
    93,686.96x = 129,286.32 × 51,245.12
  4. Step 4: Simplify right side
    93,686.96x = 6,625,292,982.76
  5. Step 5: Solve for x
    x = 6,625,292,982.76/93,686.96
  6. Step 6: Final answer
    x = 70,717.34

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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.