Home / 70,036.96-96,650.37-38,205.17

Finding the Fourth Proportional to 70,036.96, 96,650.37 and 38,205.17

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Solution

The fourth proportional to 70,036.96, 96,650.37 and 38,205.17 is: 52,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,036.96 : 96,650.37 = 38,205.17 : x
  2. Step 2: Convert to fraction form
    70,036.96/96,650.37 = 38,205.17/x
  3. Step 3: Cross multiply
    70,036.96x = 96,650.37 × 38,205.17
  4. Step 4: Simplify right side
    70,036.96x = 3,692,543,816.41
  5. Step 5: Solve for x
    x = 3,692,543,816.41/70,036.96
  6. Step 6: Final answer
    x = 52,722.79

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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.