Home / 160,092.08-240,129.44-81,204.24

Finding the Fourth Proportional to 160,092.08, 240,129.44 and 81,204.24

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Solution

The fourth proportional to 160,092.08, 240,129.44 and 81,204.24 is: 121,801.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,092.08 : 240,129.44 = 81,204.24 : x
  2. Step 2: Convert to fraction form
    160,092.08/240,129.44 = 81,204.24/x
  3. Step 3: Cross multiply
    160,092.08x = 240,129.44 × 81,204.24
  4. Step 4: Simplify right side
    160,092.08x = 19,499,528,676.83
  5. Step 5: Solve for x
    x = 19,499,528,676.83/160,092.08
  6. Step 6: Final answer
    x = 121,801.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.