Home / 116,348.45-160,560.77-66,047.45

Finding the Fourth Proportional to 116,348.45, 160,560.77 and 66,047.45

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Solution

The fourth proportional to 116,348.45, 160,560.77 and 66,047.45 is: 91,145.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,348.45 : 160,560.77 = 66,047.45 : x
  2. Step 2: Convert to fraction form
    116,348.45/160,560.77 = 66,047.45/x
  3. Step 3: Cross multiply
    116,348.45x = 160,560.77 × 66,047.45
  4. Step 4: Simplify right side
    116,348.45x = 10,604,628,295.50
  5. Step 5: Solve for x
    x = 10,604,628,295.50/116,348.45
  6. Step 6: Final answer
    x = 91,145.42

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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.