Home / 52,900.46-79,350.99-21,325.04

Finding the Fourth Proportional to 52,900.46, 79,350.99 and 21,325.04

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Solution

The fourth proportional to 52,900.46, 79,350.99 and 21,325.04 is: 31,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,900.46 : 79,350.99 = 21,325.04 : x
  2. Step 2: Convert to fraction form
    52,900.46/79,350.99 = 21,325.04/x
  3. Step 3: Cross multiply
    52,900.46x = 79,350.99 × 21,325.04
  4. Step 4: Simplify right side
    52,900.46x = 1,692,163,035.79
  5. Step 5: Solve for x
    x = 1,692,163,035.79/52,900.46
  6. Step 6: Final answer
    x = 31,987.68

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1.5x scale

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.