Home / 86,551.20-119,441.52-50,762.40

Finding the Fourth Proportional to 86,551.20, 119,441.52 and 50,762.40

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Solution

The fourth proportional to 86,551.20, 119,441.52 and 50,762.40 is: 70,052.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,551.20 : 119,441.52 = 50,762.40 : x
  2. Step 2: Convert to fraction form
    86,551.20/119,441.52 = 50,762.40/x
  3. Step 3: Cross multiply
    86,551.20x = 119,441.52 × 50,762.40
  4. Step 4: Simplify right side
    86,551.20x = 6,063,138,214.85
  5. Step 5: Solve for x
    x = 6,063,138,214.85/86,551.20
  6. Step 6: Final answer
    x = 70,052.62

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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.