Home / 52,157.38-71,977.08-28,283.98

Finding the Fourth Proportional to 52,157.38, 71,977.08 and 28,283.98

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Solution

The fourth proportional to 52,157.38, 71,977.08 and 28,283.98 is: 39,031.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.38 : 71,977.08 = 28,283.98 : x
  2. Step 2: Convert to fraction form
    52,157.38/71,977.08 = 28,283.98/x
  3. Step 3: Cross multiply
    52,157.38x = 71,977.08 × 28,283.98
  4. Step 4: Simplify right side
    52,157.38x = 2,035,798,291.18
  5. Step 5: Solve for x
    x = 2,035,798,291.18/52,157.38
  6. Step 6: Final answer
    x = 39,031.84

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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.