Home / 98,065.96-146,996.88-45,432.16

Finding the Fourth Proportional to 98,065.96, 146,996.88 and 45,432.16

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Solution

The fourth proportional to 98,065.96, 146,996.88 and 45,432.16 is: 68,100.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,065.96 : 146,996.88 = 45,432.16 : x
  2. Step 2: Convert to fraction form
    98,065.96/146,996.88 = 45,432.16/x
  3. Step 3: Cross multiply
    98,065.96x = 146,996.88 × 45,432.16
  4. Step 4: Simplify right side
    98,065.96x = 6,678,385,771.66
  5. Step 5: Solve for x
    x = 6,678,385,771.66/98,065.96
  6. Step 6: Final answer
    x = 68,100.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.