Home / 160,662.61-221,714.43-89,047.26

Finding the Fourth Proportional to 160,662.61, 221,714.43 and 89,047.26

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Solution

The fourth proportional to 160,662.61, 221,714.43 and 89,047.26 is: 122,885.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,662.61 : 221,714.43 = 89,047.26 : x
  2. Step 2: Convert to fraction form
    160,662.61/221,714.43 = 89,047.26/x
  3. Step 3: Cross multiply
    160,662.61x = 221,714.43 × 89,047.26
  4. Step 4: Simplify right side
    160,662.61x = 19,743,062,493.96
  5. Step 5: Solve for x
    x = 19,743,062,493.96/160,662.61
  6. Step 6: Final answer
    x = 122,885.23

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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.