Home / 52,311.66-72,188.10-28,437.84

Finding the Fourth Proportional to 52,311.66, 72,188.10 and 28,437.84

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Solution

The fourth proportional to 52,311.66, 72,188.10 and 28,437.84 is: 39,243.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,311.66 : 72,188.10 = 28,437.84 : x
  2. Step 2: Convert to fraction form
    52,311.66/72,188.10 = 28,437.84/x
  3. Step 3: Cross multiply
    52,311.66x = 72,188.10 × 28,437.84
  4. Step 4: Simplify right side
    52,311.66x = 2,052,873,637.70
  5. Step 5: Solve for x
    x = 2,052,873,637.70/52,311.66
  6. Step 6: Final answer
    x = 39,243.14

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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.