Home / 57,186.99-85,809.75-27,235.11

Finding the Fourth Proportional to 57,186.99, 85,809.75 and 27,235.11

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Solution

The fourth proportional to 57,186.99, 85,809.75 and 27,235.11 is: 40,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,186.99 : 85,809.75 = 27,235.11 : x
  2. Step 2: Convert to fraction form
    57,186.99/85,809.75 = 27,235.11/x
  3. Step 3: Cross multiply
    57,186.99x = 85,809.75 × 27,235.11
  4. Step 4: Simplify right side
    57,186.99x = 2,337,037,980.32
  5. Step 5: Solve for x
    x = 2,337,037,980.32/57,186.99
  6. Step 6: Final answer
    x = 40,866.60

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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.