Home / 161,514.35-222,887.58-89,894.40

Finding the Fourth Proportional to 161,514.35, 222,887.58 and 89,894.40

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Solution

The fourth proportional to 161,514.35, 222,887.58 and 89,894.40 is: 124,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,514.35 : 222,887.58 = 89,894.40 : x
  2. Step 2: Convert to fraction form
    161,514.35/222,887.58 = 89,894.40/x
  3. Step 3: Cross multiply
    161,514.35x = 222,887.58 × 89,894.40
  4. Step 4: Simplify right side
    161,514.35x = 20,036,344,934.45
  5. Step 5: Solve for x
    x = 20,036,344,934.45/161,514.35
  6. Step 6: Final answer
    x = 124,053.03

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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.