Home / 75,527.01-113,216.63-31,191.12

Finding the Fourth Proportional to 75,527.01, 113,216.63 and 31,191.12

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Solution

The fourth proportional to 75,527.01, 113,216.63 and 31,191.12 is: 46,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,527.01 : 113,216.63 = 31,191.12 : x
  2. Step 2: Convert to fraction form
    75,527.01/113,216.63 = 31,191.12/x
  3. Step 3: Cross multiply
    75,527.01x = 113,216.63 × 31,191.12
  4. Step 4: Simplify right side
    75,527.01x = 3,531,353,336.37
  5. Step 5: Solve for x
    x = 3,531,353,336.37/75,527.01
  6. Step 6: Final answer
    x = 46,756.16

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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.