Home / 96,986.85-133,860.23-60,705.12

Finding the Fourth Proportional to 96,986.85, 133,860.23 and 60,705.12

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Solution

The fourth proportional to 96,986.85, 133,860.23 and 60,705.12 is: 83,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,986.85 : 133,860.23 = 60,705.12 : x
  2. Step 2: Convert to fraction form
    96,986.85/133,860.23 = 60,705.12/x
  3. Step 3: Cross multiply
    96,986.85x = 133,860.23 × 60,705.12
  4. Step 4: Simplify right side
    96,986.85x = 8,126,001,021.85
  5. Step 5: Solve for x
    x = 8,126,001,021.85/96,986.85
  6. Step 6: Final answer
    x = 83,784.56

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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.