Home / 70,016.49-96,622.74-38,185.29

Finding the Fourth Proportional to 70,016.49, 96,622.74 and 38,185.29

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Solution

The fourth proportional to 70,016.49, 96,622.74 and 38,185.29 is: 52,695.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,016.49 : 96,622.74 = 38,185.29 : x
  2. Step 2: Convert to fraction form
    70,016.49/96,622.74 = 38,185.29/x
  3. Step 3: Cross multiply
    70,016.49x = 96,622.74 × 38,185.29
  4. Step 4: Simplify right side
    70,016.49x = 3,689,567,347.49
  5. Step 5: Solve for x
    x = 3,689,567,347.49/70,016.49
  6. Step 6: Final answer
    x = 52,695.69

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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.