Home / 37,760.12-52,110.26-20,765.00

Finding the Fourth Proportional to 37,760.12, 52,110.26 and 20,765.00

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Solution

The fourth proportional to 37,760.12, 52,110.26 and 20,765.00 is: 28,656.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,760.12 : 52,110.26 = 20,765.00 : x
  2. Step 2: Convert to fraction form
    37,760.12/52,110.26 = 20,765.00/x
  3. Step 3: Cross multiply
    37,760.12x = 52,110.26 × 20,765.00
  4. Step 4: Simplify right side
    37,760.12x = 1,082,069,457.81
  5. Step 5: Solve for x
    x = 1,082,069,457.81/37,760.12
  6. Step 6: Final answer
    x = 28,656.41

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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.