Home / 116,416.77-160,627.08-67,991.22

Finding the Fourth Proportional to 116,416.77, 160,627.08 and 67,991.22

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Solution

The fourth proportional to 116,416.77, 160,627.08 and 67,991.22 is: 93,811.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,416.77 : 160,627.08 = 67,991.22 : x
  2. Step 2: Convert to fraction form
    116,416.77/160,627.08 = 67,991.22/x
  3. Step 3: Cross multiply
    116,416.77x = 160,627.08 × 67,991.22
  4. Step 4: Simplify right side
    116,416.77x = 10,921,231,134.24
  5. Step 5: Solve for x
    x = 10,921,231,134.24/116,416.77
  6. Step 6: Final answer
    x = 93,811.49

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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.