Home / 52,934.04-79,420.50-21,771.72

Finding the Fourth Proportional to 52,934.04, 79,420.50 and 21,771.72

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Solution

The fourth proportional to 52,934.04, 79,420.50 and 21,771.72 is: 32,665.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,934.04 : 79,420.50 = 21,771.72 : x
  2. Step 2: Convert to fraction form
    52,934.04/79,420.50 = 21,771.72/x
  3. Step 3: Cross multiply
    52,934.04x = 79,420.50 × 21,771.72
  4. Step 4: Simplify right side
    52,934.04x = 1,729,120,888.26
  5. Step 5: Solve for x
    x = 1,729,120,888.26/52,934.04
  6. Step 6: Final answer
    x = 32,665.58

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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.