Home / 52,306.64-72,182.88-28,433.36

Finding the Fourth Proportional to 52,306.64, 72,182.88 and 28,433.36

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Solution

The fourth proportional to 52,306.64, 72,182.88 and 28,433.36 is: 39,237.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306.64 : 72,182.88 = 28,433.36 : x
  2. Step 2: Convert to fraction form
    52,306.64/72,182.88 = 28,433.36/x
  3. Step 3: Cross multiply
    52,306.64x = 72,182.88 × 28,433.36
  4. Step 4: Simplify right side
    52,306.64x = 2,052,401,812.88
  5. Step 5: Solve for x
    x = 2,052,401,812.88/52,306.64
  6. Step 6: Final answer
    x = 39,237.88

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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.