Home / 97,936.40-146,802.20-53,494.80

Finding the Fourth Proportional to 97,936.40, 146,802.20 and 53,494.80

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Solution

The fourth proportional to 97,936.40, 146,802.20 and 53,494.80 is: 80,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,936.40 : 146,802.20 = 53,494.80 : x
  2. Step 2: Convert to fraction form
    97,936.40/146,802.20 = 53,494.80/x
  3. Step 3: Cross multiply
    97,936.40x = 146,802.20 × 53,494.80
  4. Step 4: Simplify right side
    97,936.40x = 7,853,154,328.56
  5. Step 5: Solve for x
    x = 7,853,154,328.56/97,936.40
  6. Step 6: Final answer
    x = 80,186.27

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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.