Home / 69,646.38-96,120.50-40,964.67

Finding the Fourth Proportional to 69,646.38, 96,120.50 and 40,964.67

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Solution

The fourth proportional to 69,646.38, 96,120.50 and 40,964.67 is: 56,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,646.38 : 96,120.50 = 40,964.67 : x
  2. Step 2: Convert to fraction form
    69,646.38/96,120.50 = 40,964.67/x
  3. Step 3: Cross multiply
    69,646.38x = 96,120.50 × 40,964.67
  4. Step 4: Simplify right side
    69,646.38x = 3,937,544,922.18
  5. Step 5: Solve for x
    x = 3,937,544,922.18/69,646.38
  6. Step 6: Final answer
    x = 56,536.25

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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.