Home / 159,623.48-220,293.53-88,010.30

Finding the Fourth Proportional to 159,623.48, 220,293.53 and 88,010.30

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Solution

The fourth proportional to 159,623.48, 220,293.53 and 88,010.30 is: 121,461.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,623.48 : 220,293.53 = 88,010.30 : x
  2. Step 2: Convert to fraction form
    159,623.48/220,293.53 = 88,010.30/x
  3. Step 3: Cross multiply
    159,623.48x = 220,293.53 × 88,010.30
  4. Step 4: Simplify right side
    159,623.48x = 19,388,098,121.84
  5. Step 5: Solve for x
    x = 19,388,098,121.84/159,623.48
  6. Step 6: Final answer
    x = 121,461.45

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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.