Home / 131,322.48-196,967.28-36,559.80

Finding the Fourth Proportional to 131,322.48, 196,967.28 and 36,559.80

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Solution

The fourth proportional to 131,322.48, 196,967.28 and 36,559.80 is: 54,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,322.48 : 196,967.28 = 36,559.80 : x
  2. Step 2: Convert to fraction form
    131,322.48/196,967.28 = 36,559.80/x
  3. Step 3: Cross multiply
    131,322.48x = 196,967.28 × 36,559.80
  4. Step 4: Simplify right side
    131,322.48x = 7,201,084,363.34
  5. Step 5: Solve for x
    x = 7,201,084,363.34/131,322.48
  6. Step 6: Final answer
    x = 54,835.12

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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.