Home / 111,746.08-167,643.84-36,889.36

Finding the Fourth Proportional to 111,746.08, 167,643.84 and 36,889.36

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Solution

The fourth proportional to 111,746.08, 167,643.84 and 36,889.36 is: 55,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,746.08 : 167,643.84 = 36,889.36 : x
  2. Step 2: Convert to fraction form
    111,746.08/167,643.84 = 36,889.36/x
  3. Step 3: Cross multiply
    111,746.08x = 167,643.84 × 36,889.36
  4. Step 4: Simplify right side
    111,746.08x = 6,184,273,965.54
  5. Step 5: Solve for x
    x = 6,184,273,965.54/111,746.08
  6. Step 6: Final answer
    x = 55,342.20

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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.