Home / 86,455.83-119,306.66-48,216.54

Finding the Fourth Proportional to 86,455.83, 119,306.66 and 48,216.54

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Solution

The fourth proportional to 86,455.83, 119,306.66 and 48,216.54 is: 66,537.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,455.83 : 119,306.66 = 48,216.54 : x
  2. Step 2: Convert to fraction form
    86,455.83/119,306.66 = 48,216.54/x
  3. Step 3: Cross multiply
    86,455.83x = 119,306.66 × 48,216.54
  4. Step 4: Simplify right side
    86,455.83x = 5,752,554,344.16
  5. Step 5: Solve for x
    x = 5,752,554,344.16/86,455.83
  6. Step 6: Final answer
    x = 66,537.49

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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.