Home / 86,450.52-119,302.65-48,724.77

Finding the Fourth Proportional to 86,450.52, 119,302.65 and 48,724.77

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Solution

The fourth proportional to 86,450.52, 119,302.65 and 48,724.77 is: 67,240.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,450.52 : 119,302.65 = 48,724.77 : x
  2. Step 2: Convert to fraction form
    86,450.52/119,302.65 = 48,724.77/x
  3. Step 3: Cross multiply
    86,450.52x = 119,302.65 × 48,724.77
  4. Step 4: Simplify right side
    86,450.52x = 5,812,994,181.64
  5. Step 5: Solve for x
    x = 5,812,994,181.64/86,450.52
  6. Step 6: Final answer
    x = 67,240.71

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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.