Home / 70,045.14-96,662.16-38,214.06

Finding the Fourth Proportional to 70,045.14, 96,662.16 and 38,214.06

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Solution

The fourth proportional to 70,045.14, 96,662.16 and 38,214.06 is: 52,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,045.14 : 96,662.16 = 38,214.06 : x
  2. Step 2: Convert to fraction form
    70,045.14/96,662.16 = 38,214.06/x
  3. Step 3: Cross multiply
    70,045.14x = 96,662.16 × 38,214.06
  4. Step 4: Simplify right side
    70,045.14x = 3,693,853,581.97
  5. Step 5: Solve for x
    x = 3,693,853,581.97/70,045.14
  6. Step 6: Final answer
    x = 52,735.33

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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.