Home / 106,597.02-159,720.55-36,438.06

Finding the Fourth Proportional to 106,597.02, 159,720.55 and 36,438.06

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Solution

The fourth proportional to 106,597.02, 159,720.55 and 36,438.06 is: 54,597.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,597.02 : 159,720.55 = 36,438.06 : x
  2. Step 2: Convert to fraction form
    106,597.02/159,720.55 = 36,438.06/x
  3. Step 3: Cross multiply
    106,597.02x = 159,720.55 × 36,438.06
  4. Step 4: Simplify right side
    106,597.02x = 5,819,906,984.13
  5. Step 5: Solve for x
    x = 5,819,906,984.13/106,597.02
  6. Step 6: Final answer
    x = 54,597.28

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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.