Home / 52,772.55-79,159.33-13,329.65

Finding the Fourth Proportional to 52,772.55, 79,159.33 and 13,329.65

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Solution

The fourth proportional to 52,772.55, 79,159.33 and 13,329.65 is: 19,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,772.55 : 79,159.33 = 13,329.65 : x
  2. Step 2: Convert to fraction form
    52,772.55/79,159.33 = 13,329.65/x
  3. Step 3: Cross multiply
    52,772.55x = 79,159.33 × 13,329.65
  4. Step 4: Simplify right side
    52,772.55x = 1,055,166,163.13
  5. Step 5: Solve for x
    x = 1,055,166,163.13/52,772.55
  6. Step 6: Final answer
    x = 19,994.60

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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.