Home / 160,966.95-222,161.88-92,971.68

Finding the Fourth Proportional to 160,966.95, 222,161.88 and 92,971.68

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Solution

The fourth proportional to 160,966.95, 222,161.88 and 92,971.68 is: 128,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,966.95 : 222,161.88 = 92,971.68 : x
  2. Step 2: Convert to fraction form
    160,966.95/222,161.88 = 92,971.68/x
  3. Step 3: Cross multiply
    160,966.95x = 222,161.88 × 92,971.68
  4. Step 4: Simplify right side
    160,966.95x = 20,654,763,215.56
  5. Step 5: Solve for x
    x = 20,654,763,215.56/160,966.95
  6. Step 6: Final answer
    x = 128,316.80

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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.