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Finding the Fourth Proportional to 147,480.24, 221,221.24 and 36,672.24

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Solution

The fourth proportional to 147,480.24, 221,221.24 and 36,672.24 is: 55,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,480.24 : 221,221.24 = 36,672.24 : x
  2. Step 2: Convert to fraction form
    147,480.24/221,221.24 = 36,672.24/x
  3. Step 3: Cross multiply
    147,480.24x = 221,221.24 × 36,672.24
  4. Step 4: Simplify right side
    147,480.24x = 8,112,678,406.38
  5. Step 5: Solve for x
    x = 8,112,678,406.38/147,480.24
  6. Step 6: Final answer
    x = 55,008.58

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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.