Home / 160,615.06-221,647.66-88,994.86

Finding the Fourth Proportional to 160,615.06, 221,647.66 and 88,994.86

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Solution

The fourth proportional to 160,615.06, 221,647.66 and 88,994.86 is: 122,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,615.06 : 221,647.66 = 88,994.86 : x
  2. Step 2: Convert to fraction form
    160,615.06/221,647.66 = 88,994.86/x
  3. Step 3: Cross multiply
    160,615.06x = 221,647.66 × 88,994.86
  4. Step 4: Simplify right side
    160,615.06x = 19,725,501,694.42
  5. Step 5: Solve for x
    x = 19,725,501,694.42/160,615.06
  6. Step 6: Final answer
    x = 122,812.28

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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.