Home / 159,623.63-220,290.53-88,003.54

Finding the Fourth Proportional to 159,623.63, 220,290.53 and 88,003.54

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Solution

The fourth proportional to 159,623.63, 220,290.53 and 88,003.54 is: 121,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,623.63 : 220,290.53 = 88,003.54 : x
  2. Step 2: Convert to fraction form
    159,623.63/220,290.53 = 88,003.54/x
  3. Step 3: Cross multiply
    159,623.63x = 220,290.53 × 88,003.54
  4. Step 4: Simplify right side
    159,623.63x = 19,386,346,468.48
  5. Step 5: Solve for x
    x = 19,386,346,468.48/159,623.63
  6. Step 6: Final answer
    x = 121,450.35

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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.