Home / 74,060.30-111,116.37-21,472.94

Finding the Fourth Proportional to 74,060.30, 111,116.37 and 21,472.94

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Solution

The fourth proportional to 74,060.30, 111,116.37 and 21,472.94 is: 32,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,060.30 : 111,116.37 = 21,472.94 : x
  2. Step 2: Convert to fraction form
    74,060.30/111,116.37 = 21,472.94/x
  3. Step 3: Cross multiply
    74,060.30x = 111,116.37 × 21,472.94
  4. Step 4: Simplify right side
    74,060.30x = 2,385,995,146.03
  5. Step 5: Solve for x
    x = 2,385,995,146.03/74,060.30
  6. Step 6: Final answer
    x = 32,216.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.