Home / 52,701.36-79,060.68-21,528.24

Finding the Fourth Proportional to 52,701.36, 79,060.68 and 21,528.24

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Solution

The fourth proportional to 52,701.36, 79,060.68 and 21,528.24 is: 32,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,701.36 : 79,060.68 = 21,528.24 : x
  2. Step 2: Convert to fraction form
    52,701.36/79,060.68 = 21,528.24/x
  3. Step 3: Cross multiply
    52,701.36x = 79,060.68 × 21,528.24
  4. Step 4: Simplify right side
    52,701.36x = 1,702,037,293.60
  5. Step 5: Solve for x
    x = 1,702,037,293.60/52,701.36
  6. Step 6: Final answer
    x = 32,295.89

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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.