Home / 86,023-118,711.74-48,297.25

Finding the Fourth Proportional to 86,023, 118,711.74 and 48,297.25

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Solution

The fourth proportional to 86,023, 118,711.74 and 48,297.25 is: 66,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,023 : 118,711.74 = 48,297.25 : x
  2. Step 2: Convert to fraction form
    86,023/118,711.74 = 48,297.25/x
  3. Step 3: Cross multiply
    86,023x = 118,711.74 × 48,297.25
  4. Step 4: Simplify right side
    86,023x = 5,733,450,584.72
  5. Step 5: Solve for x
    x = 5,733,450,584.72/86,023
  6. Step 6: Final answer
    x = 66,650.21

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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.