Home / 52,273.70-72,148.20-31,048.86

Finding the Fourth Proportional to 52,273.70, 72,148.20 and 31,048.86

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Solution

The fourth proportional to 52,273.70, 72,148.20 and 31,048.86 is: 42,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.70 : 72,148.20 = 31,048.86 : x
  2. Step 2: Convert to fraction form
    52,273.70/72,148.20 = 31,048.86/x
  3. Step 3: Cross multiply
    52,273.70x = 72,148.20 × 31,048.86
  4. Step 4: Simplify right side
    52,273.70x = 2,240,119,361.05
  5. Step 5: Solve for x
    x = 2,240,119,361.05/52,273.70
  6. Step 6: Final answer
    x = 42,853.66

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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.