Home / 161,114.22-222,337.74-88,521.79

Finding the Fourth Proportional to 161,114.22, 222,337.74 and 88,521.79

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Solution

The fourth proportional to 161,114.22, 222,337.74 and 88,521.79 is: 122,160.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,114.22 : 222,337.74 = 88,521.79 : x
  2. Step 2: Convert to fraction form
    161,114.22/222,337.74 = 88,521.79/x
  3. Step 3: Cross multiply
    161,114.22x = 222,337.74 × 88,521.79
  4. Step 4: Simplify right side
    161,114.22x = 19,681,734,729.35
  5. Step 5: Solve for x
    x = 19,681,734,729.35/161,114.22
  6. Step 6: Final answer
    x = 122,160.13

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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.