Home / 52,688.25-79,032.42-21,523.50

Finding the Fourth Proportional to 52,688.25, 79,032.42 and 21,523.50

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Solution

The fourth proportional to 52,688.25, 79,032.42 and 21,523.50 is: 32,285.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,688.25 : 79,032.42 = 21,523.50 : x
  2. Step 2: Convert to fraction form
    52,688.25/79,032.42 = 21,523.50/x
  3. Step 3: Cross multiply
    52,688.25x = 79,032.42 × 21,523.50
  4. Step 4: Simplify right side
    52,688.25x = 1,701,054,291.87
  5. Step 5: Solve for x
    x = 1,701,054,291.87/52,688.25
  6. Step 6: Final answer
    x = 32,285.27

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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.