Home / 283,386.60-391,087.99-160,887.57

Finding the Fourth Proportional to 283,386.60, 391,087.99 and 160,887.57

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Solution

The fourth proportional to 283,386.60, 391,087.99 and 160,887.57 is: 222,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,386.60 : 391,087.99 = 160,887.57 : x
  2. Step 2: Convert to fraction form
    283,386.60/391,087.99 = 160,887.57/x
  3. Step 3: Cross multiply
    283,386.60x = 391,087.99 × 160,887.57
  4. Step 4: Simplify right side
    283,386.60x = 62,921,196,367.28
  5. Step 5: Solve for x
    x = 62,921,196,367.28/283,386.60
  6. Step 6: Final answer
    x = 222,033.07

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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.