Home / 174,921.12-262,427.04-75,064.32

Finding the Fourth Proportional to 174,921.12, 262,427.04 and 75,064.32

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Solution

The fourth proportional to 174,921.12, 262,427.04 and 75,064.32 is: 112,615.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,921.12 : 262,427.04 = 75,064.32 : x
  2. Step 2: Convert to fraction form
    174,921.12/262,427.04 = 75,064.32/x
  3. Step 3: Cross multiply
    174,921.12x = 262,427.04 × 75,064.32
  4. Step 4: Simplify right side
    174,921.12x = 19,698,907,307.21
  5. Step 5: Solve for x
    x = 19,698,907,307.21/174,921.12
  6. Step 6: Final answer
    x = 112,615.95

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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.