Home / 111,477.90-167,237.10-36,577.20

Finding the Fourth Proportional to 111,477.90, 167,237.10 and 36,577.20

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Solution

The fourth proportional to 111,477.90, 167,237.10 and 36,577.20 is: 54,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,477.90 : 167,237.10 = 36,577.20 : x
  2. Step 2: Convert to fraction form
    111,477.90/167,237.10 = 36,577.20/x
  3. Step 3: Cross multiply
    111,477.90x = 167,237.10 × 36,577.20
  4. Step 4: Simplify right side
    111,477.90x = 6,117,064,854.12
  5. Step 5: Solve for x
    x = 6,117,064,854.12/111,477.90
  6. Step 6: Final answer
    x = 54,872.44

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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.