Home / 86,520.36-119,397.90-48,277.56

Finding the Fourth Proportional to 86,520.36, 119,397.90 and 48,277.56

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Solution

The fourth proportional to 86,520.36, 119,397.90 and 48,277.56 is: 66,622.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,520.36 : 119,397.90 = 48,277.56 : x
  2. Step 2: Convert to fraction form
    86,520.36/119,397.90 = 48,277.56/x
  3. Step 3: Cross multiply
    86,520.36x = 119,397.90 × 48,277.56
  4. Step 4: Simplify right side
    86,520.36x = 5,764,239,281.12
  5. Step 5: Solve for x
    x = 5,764,239,281.12/86,520.36
  6. Step 6: Final answer
    x = 66,622.92

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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.