Home / 86,464.53-119,328.93-52,481.72

Finding the Fourth Proportional to 86,464.53, 119,328.93 and 52,481.72

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Solution

The fourth proportional to 86,464.53, 119,328.93 and 52,481.72 is: 72,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,464.53 : 119,328.93 = 52,481.72 : x
  2. Step 2: Convert to fraction form
    86,464.53/119,328.93 = 52,481.72/x
  3. Step 3: Cross multiply
    86,464.53x = 119,328.93 × 52,481.72
  4. Step 4: Simplify right side
    86,464.53x = 6,262,587,790.48
  5. Step 5: Solve for x
    x = 6,262,587,790.48/86,464.53
  6. Step 6: Final answer
    x = 72,429.56

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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.