Home / 86,815.20-119,807.16-48,573.48

Finding the Fourth Proportional to 86,815.20, 119,807.16 and 48,573.48

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Solution

The fourth proportional to 86,815.20, 119,807.16 and 48,573.48 is: 67,032.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,815.20 : 119,807.16 = 48,573.48 : x
  2. Step 2: Convert to fraction form
    86,815.20/119,807.16 = 48,573.48/x
  3. Step 3: Cross multiply
    86,815.20x = 119,807.16 × 48,573.48
  4. Step 4: Simplify right side
    86,815.20x = 5,819,450,690.12
  5. Step 5: Solve for x
    x = 5,819,450,690.12/86,815.20
  6. Step 6: Final answer
    x = 67,032.62

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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.