Home / 161,204.03-222,466.95-89,587.07

Finding the Fourth Proportional to 161,204.03, 222,466.95 and 89,587.07

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Solution

The fourth proportional to 161,204.03, 222,466.95 and 89,587.07 is: 123,633.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,204.03 : 222,466.95 = 89,587.07 : x
  2. Step 2: Convert to fraction form
    161,204.03/222,466.95 = 89,587.07/x
  3. Step 3: Cross multiply
    161,204.03x = 222,466.95 × 89,587.07
  4. Step 4: Simplify right side
    161,204.03x = 19,930,161,110.00
  5. Step 5: Solve for x
    x = 19,930,161,110.00/161,204.03
  6. Step 6: Final answer
    x = 123,633.15

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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.