Home / 52,379.57-72,348.73-38,016.45

Finding the Fourth Proportional to 52,379.57, 72,348.73 and 38,016.45

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Solution

The fourth proportional to 52,379.57, 72,348.73 and 38,016.45 is: 52,509.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,379.57 : 72,348.73 = 38,016.45 : x
  2. Step 2: Convert to fraction form
    52,379.57/72,348.73 = 38,016.45/x
  3. Step 3: Cross multiply
    52,379.57x = 72,348.73 × 38,016.45
  4. Step 4: Simplify right side
    52,379.57x = 2,750,441,781.57
  5. Step 5: Solve for x
    x = 2,750,441,781.57/52,379.57
  6. Step 6: Final answer
    x = 52,509.82

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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.