Home / 52,076.16-71,865.32-28,202.85

Finding the Fourth Proportional to 52,076.16, 71,865.32 and 28,202.85

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Solution

The fourth proportional to 52,076.16, 71,865.32 and 28,202.85 is: 38,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,076.16 : 71,865.32 = 28,202.85 : x
  2. Step 2: Convert to fraction form
    52,076.16/71,865.32 = 28,202.85/x
  3. Step 3: Cross multiply
    52,076.16x = 71,865.32 × 28,202.85
  4. Step 4: Simplify right side
    52,076.16x = 2,026,806,699.15
  5. Step 5: Solve for x
    x = 2,026,806,699.15/52,076.16
  6. Step 6: Final answer
    x = 38,920.05

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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.