Home / 52,066.89-71,852.36-28,193.60

Finding the Fourth Proportional to 52,066.89, 71,852.36 and 28,193.60

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Solution

The fourth proportional to 52,066.89, 71,852.36 and 28,193.60 is: 38,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,066.89 : 71,852.36 = 28,193.60 : x
  2. Step 2: Convert to fraction form
    52,066.89/71,852.36 = 28,193.60/x
  3. Step 3: Cross multiply
    52,066.89x = 71,852.36 × 28,193.60
  4. Step 4: Simplify right side
    52,066.89x = 2,025,776,735.56
  5. Step 5: Solve for x
    x = 2,025,776,735.56/52,066.89
  6. Step 6: Final answer
    x = 38,907.20

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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.