Home / 118,281.96-163,204.73-67,971.24

Finding the Fourth Proportional to 118,281.96, 163,204.73 and 67,971.24

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Solution

The fourth proportional to 118,281.96, 163,204.73 and 67,971.24 is: 93,786.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,281.96 : 163,204.73 = 67,971.24 : x
  2. Step 2: Convert to fraction form
    118,281.96/163,204.73 = 67,971.24/x
  3. Step 3: Cross multiply
    118,281.96x = 163,204.73 × 67,971.24
  4. Step 4: Simplify right side
    118,281.96x = 11,093,227,871.97
  5. Step 5: Solve for x
    x = 11,093,227,871.97/118,281.96
  6. Step 6: Final answer
    x = 93,786.30

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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.