Home / 70,116.41-96,756.14-38,285.28

Finding the Fourth Proportional to 70,116.41, 96,756.14 and 38,285.28

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Solution

The fourth proportional to 70,116.41, 96,756.14 and 38,285.28 is: 52,831.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116.41 : 96,756.14 = 38,285.28 : x
  2. Step 2: Convert to fraction form
    70,116.41/96,756.14 = 38,285.28/x
  3. Step 3: Cross multiply
    70,116.41x = 96,756.14 × 38,285.28
  4. Step 4: Simplify right side
    70,116.41x = 3,704,336,007.33
  5. Step 5: Solve for x
    x = 3,704,336,007.33/70,116.41
  6. Step 6: Final answer
    x = 52,831.23

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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.