Home / 86,526.54-119,406.39-48,285.69

Finding the Fourth Proportional to 86,526.54, 119,406.39 and 48,285.69

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Solution

The fourth proportional to 86,526.54, 119,406.39 and 48,285.69 is: 66,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,526.54 : 119,406.39 = 48,285.69 : x
  2. Step 2: Convert to fraction form
    86,526.54/119,406.39 = 48,285.69/x
  3. Step 3: Cross multiply
    86,526.54x = 119,406.39 × 48,285.69
  4. Step 4: Simplify right side
    86,526.54x = 5,765,619,931.56
  5. Step 5: Solve for x
    x = 5,765,619,931.56/86,526.54
  6. Step 6: Final answer
    x = 66,634.12

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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.