Home / 86,572.50-119,479.23-50,792.64

Finding the Fourth Proportional to 86,572.50, 119,479.23 and 50,792.64

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Solution

The fourth proportional to 86,572.50, 119,479.23 and 50,792.64 is: 70,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,572.50 : 119,479.23 = 50,792.64 : x
  2. Step 2: Convert to fraction form
    86,572.50/119,479.23 = 50,792.64/x
  3. Step 3: Cross multiply
    86,572.50x = 119,479.23 × 50,792.64
  4. Step 4: Simplify right side
    86,572.50x = 6,068,665,516.87
  5. Step 5: Solve for x
    x = 6,068,665,516.87/86,572.50
  6. Step 6: Final answer
    x = 70,099.23

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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.