Home / 52,907.51-79,331.20-40,895.42

Finding the Fourth Proportional to 52,907.51, 79,331.20 and 40,895.42

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Solution

The fourth proportional to 52,907.51, 79,331.20 and 40,895.42 is: 61,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,907.51 : 79,331.20 = 40,895.42 : x
  2. Step 2: Convert to fraction form
    52,907.51/79,331.20 = 40,895.42/x
  3. Step 3: Cross multiply
    52,907.51x = 79,331.20 × 40,895.42
  4. Step 4: Simplify right side
    52,907.51x = 3,244,282,244.21
  5. Step 5: Solve for x
    x = 3,244,282,244.21/52,907.51
  6. Step 6: Final answer
    x = 61,319.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.