Home / 52,032-71,835.12-34,158.28

Finding the Fourth Proportional to 52,032, 71,835.12 and 34,158.28

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Solution

The fourth proportional to 52,032, 71,835.12 and 34,158.28 is: 47,158.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032 : 71,835.12 = 34,158.28 : x
  2. Step 2: Convert to fraction form
    52,032/71,835.12 = 34,158.28/x
  3. Step 3: Cross multiply
    52,032x = 71,835.12 × 34,158.28
  4. Step 4: Simplify right side
    52,032x = 2,453,764,142.79
  5. Step 5: Solve for x
    x = 2,453,764,142.79/52,032
  6. Step 6: Final answer
    x = 47,158.75

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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.