Home / 96,127.28-132,662.97-70,749.84

Finding the Fourth Proportional to 96,127.28, 132,662.97 and 70,749.84

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Solution

The fourth proportional to 96,127.28, 132,662.97 and 70,749.84 is: 97,640.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,127.28 : 132,662.97 = 70,749.84 : x
  2. Step 2: Convert to fraction form
    96,127.28/132,662.97 = 70,749.84/x
  3. Step 3: Cross multiply
    96,127.28x = 132,662.97 × 70,749.84
  4. Step 4: Simplify right side
    96,127.28x = 9,385,883,901.42
  5. Step 5: Solve for x
    x = 9,385,883,901.42/96,127.28
  6. Step 6: Final answer
    x = 97,640.17

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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.