Home / 57,605.48-79,500.18-32,120.14

Finding the Fourth Proportional to 57,605.48, 79,500.18 and 32,120.14

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Solution

The fourth proportional to 57,605.48, 79,500.18 and 32,120.14 is: 44,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,605.48 : 79,500.18 = 32,120.14 : x
  2. Step 2: Convert to fraction form
    57,605.48/79,500.18 = 32,120.14/x
  3. Step 3: Cross multiply
    57,605.48x = 79,500.18 × 32,120.14
  4. Step 4: Simplify right side
    57,605.48x = 2,553,556,911.63
  5. Step 5: Solve for x
    x = 2,553,556,911.63/57,605.48
  6. Step 6: Final answer
    x = 44,328.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.