Home / 70,004.14-96,605.32-38,172.36

Finding the Fourth Proportional to 70,004.14, 96,605.32 and 38,172.36

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Solution

The fourth proportional to 70,004.14, 96,605.32 and 38,172.36 is: 52,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,004.14 : 96,605.32 = 38,172.36 : x
  2. Step 2: Convert to fraction form
    70,004.14/96,605.32 = 38,172.36/x
  3. Step 3: Cross multiply
    70,004.14x = 96,605.32 × 38,172.36
  4. Step 4: Simplify right side
    70,004.14x = 3,687,653,052.96
  5. Step 5: Solve for x
    x = 3,687,653,052.96/70,004.14
  6. Step 6: Final answer
    x = 52,677.64

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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.