Home / 159,962.32-220,747.26-88,342.03

Finding the Fourth Proportional to 159,962.32, 220,747.26 and 88,342.03

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Solution

The fourth proportional to 159,962.32, 220,747.26 and 88,342.03 is: 121,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,962.32 : 220,747.26 = 88,342.03 : x
  2. Step 2: Convert to fraction form
    159,962.32/220,747.26 = 88,342.03/x
  3. Step 3: Cross multiply
    159,962.32x = 220,747.26 × 88,342.03
  4. Step 4: Simplify right side
    159,962.32x = 19,501,261,065.34
  5. Step 5: Solve for x
    x = 19,501,261,065.34/159,962.32
  6. Step 6: Final answer
    x = 121,911.59

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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.