Home / 52,852.55-79,278.62-13,409.55

Finding the Fourth Proportional to 52,852.55, 79,278.62 and 13,409.55

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Solution

The fourth proportional to 52,852.55, 79,278.62 and 13,409.55 is: 20,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,852.55 : 79,278.62 = 13,409.55 : x
  2. Step 2: Convert to fraction form
    52,852.55/79,278.62 = 13,409.55/x
  3. Step 3: Cross multiply
    52,852.55x = 79,278.62 × 13,409.55
  4. Step 4: Simplify right side
    52,852.55x = 1,063,090,551.77
  5. Step 5: Solve for x
    x = 1,063,090,551.77/52,852.55
  6. Step 6: Final answer
    x = 20,114.27

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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.