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Finding the Fourth Proportional to 70,053.94, 96,673.44 and 38,222.20

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Solution

The fourth proportional to 70,053.94, 96,673.44 and 38,222.20 is: 52,746.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,053.94 : 96,673.44 = 38,222.20 : x
  2. Step 2: Convert to fraction form
    70,053.94/96,673.44 = 38,222.20/x
  3. Step 3: Cross multiply
    70,053.94x = 96,673.44 × 38,222.20
  4. Step 4: Simplify right side
    70,053.94x = 3,695,071,558.37
  5. Step 5: Solve for x
    x = 3,695,071,558.37/70,053.94
  6. Step 6: Final answer
    x = 52,746.09

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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.