Home / 52,950.34-79,423.08-17,890.30

Finding the Fourth Proportional to 52,950.34, 79,423.08 and 17,890.30

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Solution

The fourth proportional to 52,950.34, 79,423.08 and 17,890.30 is: 26,834.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,950.34 : 79,423.08 = 17,890.30 : x
  2. Step 2: Convert to fraction form
    52,950.34/79,423.08 = 17,890.30/x
  3. Step 3: Cross multiply
    52,950.34x = 79,423.08 × 17,890.30
  4. Step 4: Simplify right side
    52,950.34x = 1,420,902,728.12
  5. Step 5: Solve for x
    x = 1,420,902,728.12/52,950.34
  6. Step 6: Final answer
    x = 26,834.63

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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.