Home / 86,315.36-119,106.69-48,073.60

Finding the Fourth Proportional to 86,315.36, 119,106.69 and 48,073.60

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Solution

The fourth proportional to 86,315.36, 119,106.69 and 48,073.60 is: 66,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,315.36 : 119,106.69 = 48,073.60 : x
  2. Step 2: Convert to fraction form
    86,315.36/119,106.69 = 48,073.60/x
  3. Step 3: Cross multiply
    86,315.36x = 119,106.69 × 48,073.60
  4. Step 4: Simplify right side
    86,315.36x = 5,725,887,340.99
  5. Step 5: Solve for x
    x = 5,725,887,340.99/86,315.36
  6. Step 6: Final answer
    x = 66,336.83

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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.