Home / 86,704.25-119,661.59-48,980.93

Finding the Fourth Proportional to 86,704.25, 119,661.59 and 48,980.93

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Solution

The fourth proportional to 86,704.25, 119,661.59 and 48,980.93 is: 67,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,704.25 : 119,661.59 = 48,980.93 : x
  2. Step 2: Convert to fraction form
    86,704.25/119,661.59 = 48,980.93/x
  3. Step 3: Cross multiply
    86,704.25x = 119,661.59 × 48,980.93
  4. Step 4: Simplify right side
    86,704.25x = 5,861,135,718.57
  5. Step 5: Solve for x
    x = 5,861,135,718.57/86,704.25
  6. Step 6: Final answer
    x = 67,599.17

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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.