Home / 52,800.12-79,192.74-13,354.80

Finding the Fourth Proportional to 52,800.12, 79,192.74 and 13,354.80

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Solution

The fourth proportional to 52,800.12, 79,192.74 and 13,354.80 is: 20,030.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,800.12 : 79,192.74 = 13,354.80 : x
  2. Step 2: Convert to fraction form
    52,800.12/79,192.74 = 13,354.80/x
  3. Step 3: Cross multiply
    52,800.12x = 79,192.74 × 13,354.80
  4. Step 4: Simplify right side
    52,800.12x = 1,057,603,204.15
  5. Step 5: Solve for x
    x = 1,057,603,204.15/52,800.12
  6. Step 6: Final answer
    x = 20,030.32

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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.